diff --git a/src/components/Componentes/multi-select-e2e.integration.test.tsx b/src/components/Componentes/multi-select-e2e.integration.test.tsx
index fbbc41c..004cce3 100644
--- a/src/components/Componentes/multi-select-e2e.integration.test.tsx
+++ b/src/components/Componentes/multi-select-e2e.integration.test.tsx
@@ -291,5 +291,53 @@ describe("Multi-Select End-to-End & Integration Tests", () => {
     expect(storedField.value).toEqual(["hookah_rarely", "cigarettes_rarely"]);
     expect(storedField.option_id).toEqual(["hookah_rarely", "cigarettes_rarely"]);
   });
+
+  it("E2E Scenario 5: QuestionCheckbox multi-select enforces max_select limit", async () => {
+    const { QuestionCheckbox } = await import("./question-checkbox");
+    let currentAnswers: any = null;
+
+    function TestCheckboxContainer({ question }: { question: QuestionField }) {
+      const { answers } = useQuestionAnswers();
+      currentAnswers = answers;
+      return <QuestionCheckbox question={question} />;
+    }
+
+    const question: QuestionField = {
+      id: "beliefs_lifestyle.what_are_your_prominent_personality_traits",
+      title: "ویژگی‌های شخصیتی شما چیست؟",
+      type: "checkbox",
+      order: 1,
+      required: true,
+      isVisible: true,
+      description: "",
+      tooltip: "",
+      extras: { placeHolder: "" },
+      options: [
+        { id: "t1", value: "t1", label: "Trait 1", order: 1 },
+        { id: "t2", value: "t2", label: "Trait 2", order: 2 },
+        { id: "t3", value: "t3", label: "Trait 3", order: 3 },
+      ],
+      ui_config: { max_select: 2 },
+    };
+
+    render(
+      <QueryClientProvider client={queryClient}>
+        <QuestionAnswersProvider slug="beliefs_lifestyle" questions={[question]}>
+          <TestCheckboxContainer question={question} />
+        </QuestionAnswersProvider>
+      </QueryClientProvider>
+    );
+
+    // Select trait 1 and trait 2
+    fireEvent.click(screen.getByText("Trait 1"));
+    fireEvent.click(screen.getByText("Trait 2"));
+
+    expect(currentAnswers["beliefs_lifestyle.what_are_your_prominent_personality_traits"].value).toEqual(["t1", "t2"]);
+
+    // Attempt to select trait 3 (should be ignored due to max_select: 2)
+    fireEvent.click(screen.getByText("Trait 3"));
+    expect(currentAnswers["beliefs_lifestyle.what_are_your_prominent_personality_traits"].value).toEqual(["t1", "t2"]);
+  });
 });
 
+
diff --git a/src/components/Componentes/question-answer-storage.tsx b/src/components/Componentes/question-answer-storage.tsx
index d12e710..a199cb1 100644
--- a/src/components/Componentes/question-answer-storage.tsx
+++ b/src/components/Componentes/question-answer-storage.tsx
@@ -171,24 +171,37 @@ function createQuestionField(
     question.type === "dropdown" ||
     question.type === "radio" ||
     question.type === "checkbox" ||
-    question.type === "scale";
+    question.type === "scale" ||
+    question.type === "select" ||
+    question.type === "multi_select" ||
+    question.type === "multiselect" ||
+    question.type === "choice";
+
+  const maxSelect =
+    question.ui_config?.max_select ||
+    (question.validation?.max ? Number(question.validation.max) : undefined);
+
+  let boundedValue = value;
+  if (Array.isArray(boundedValue) && maxSelect && boundedValue.length > maxSelect) {
+    boundedValue = boundedValue.slice(0, maxSelect);
+  }
 
   if (isChoiceType && question.options && Array.isArray(question.options) && question.options.length > 0) {
-    if (Array.isArray(value)) {
-      option_id = value;
-    } else if (typeof value === "string" && value) {
-      const strVal = value.trim().toLowerCase();
+    if (Array.isArray(boundedValue)) {
+      option_id = boundedValue;
+    } else if (typeof boundedValue === "string" && boundedValue) {
+      const strVal = boundedValue.trim().toLowerCase();
       const selectedOpt = question.options.find(
         (opt) =>
-          opt.id === value ||
-          opt.value === value ||
-          opt.label === value ||
+          opt.id === boundedValue ||
+          opt.value === boundedValue ||
+          opt.label === boundedValue ||
           opt.id.toLowerCase() === strVal ||
           (typeof opt.value === "string" && opt.value.toLowerCase() === strVal) ||
           (typeof opt.label === "string" && opt.label.toLowerCase() === strVal) ||
           opt.id.toLowerCase().endsWith(`.${strVal}`)
       );
-      option_id = selectedOpt ? selectedOpt.id : value;
+      option_id = selectedOpt ? selectedOpt.id : boundedValue;
     }
   }
 
@@ -198,7 +211,7 @@ function createQuestionField(
     key,
     label: question.title,
     type: question.type,
-    value,
+    value: boundedValue,
     private: question.private,
     option_id: isChoiceType ? option_id : undefined,
   } as MarriageField;
diff --git a/src/components/Componentes/question-checkbox.tsx b/src/components/Componentes/question-checkbox.tsx
index a9f8cb7..d2b7508 100644
--- a/src/components/Componentes/question-checkbox.tsx
+++ b/src/components/Componentes/question-checkbox.tsx
@@ -100,11 +100,18 @@ export function QuestionCheckbox({
     );
   }
 
+  const maxSelect =
+    question.ui_config?.max_select ||
+    (question.validation?.max ? Number(question.validation.max) : undefined);
+
   const toggleOption = (optionId: string) => {
     let nextValue: string[];
     if (value.includes(optionId)) {
       nextValue = value.filter((v) => v !== optionId);
     } else {
+      if (maxSelect && value.length >= maxSelect) {
+        return;
+      }
       nextValue = [...value, optionId];
     }
 
@@ -137,27 +144,37 @@ export function QuestionCheckbox({
         {options.map((option) => {
           const optionId = `checkbox-${question.id}-${option.id}`;
           const isSelected = value.includes(option.id);
+          const isOptionDisabled =
+            !isSelected && Boolean(maxSelect && value.length >= maxSelect);
 
           return (
             <label
               key={option.id}
               htmlFor={optionId}
               className={[
-                "cursor-pointer rounded-[16px] font-semibold text-[15px] transition-all duration-200 active:scale-[0.99] flex items-center gap-3 border",
+                "rounded-[16px] font-semibold text-[15px] transition-all duration-200 flex items-center gap-3 border",
+                isOptionDisabled
+                  ? "opacity-35 cursor-not-allowed pointer-events-none bg-[#F9FAFB] text-[#98A2B3] border-[#F2F4F7]"
+                  : "cursor-pointer active:scale-[0.99]",
                 isShortOptions
                   ? "flex-1 min-w-[90px] px-5 py-3.5 text-center justify-center"
                   : "w-full px-5 py-4 text-start leading-snug",
                 isSelected
                   ? "bg-[#F0445B] text-white border-transparent shadow-none"
-                  : "bg-[#FAFAFA] text-[#181818] hover:bg-white border-[#F0EDED] shadow-none",
+                  : !isOptionDisabled
+                    ? "bg-[#FAFAFA] text-[#181818] hover:bg-white border-[#F0EDED] shadow-none"
+                    : "",
               ].join(" ")}
             >
               <input
                 type="checkbox"
                 id={optionId}
                 checked={isSelected}
-                disabled={disabled}
-                onChange={() => toggleOption(option.id)}
+                disabled={disabled || isOptionDisabled}
+                onChange={() => {
+                  if (isOptionDisabled) return;
+                  toggleOption(option.id);
+                }}
                 className="sr-only"
               />
               {!isShortOptions && (
diff --git a/src/components/Componentes/question-dropdown.tsx b/src/components/Componentes/question-dropdown.tsx
index a2f55e2..b7d30ab 100644
--- a/src/components/Componentes/question-dropdown.tsx
+++ b/src/components/Componentes/question-dropdown.tsx
@@ -248,11 +248,18 @@ export function QuestionDropdown({
                   ? selectedList.includes(option.id)
                   : singleValue === option.id;
 
+                const isOptionDisabled =
+                  isMulti &&
+                  !isSelected &&
+                  Boolean(maxSelect && selectedList.length >= maxSelect);
+
                 return (
                   <button
                     key={option.id}
                     type="button"
+                    disabled={isOptionDisabled}
                     onClick={() => {
+                      if (isOptionDisabled) return;
                       if (isMulti) {
                         toggleMultiOption(option.id);
                       } else {
@@ -260,7 +267,12 @@ export function QuestionDropdown({
                         setIsOpen(false);
                       }
                     }}
-                    className="flex w-full items-start gap-3 text-start cursor-pointer group/opt py-0.5"
+                    className={[
+                      "flex w-full items-start gap-3 text-start py-0.5",
+                      isOptionDisabled
+                        ? "opacity-35 cursor-not-allowed pointer-events-none"
+                        : "cursor-pointer group/opt",
+                    ].join(" ")}
                   >
                     {/* Option Indicator Icon */}
                     {isMulti ? (
@@ -268,9 +280,11 @@ export function QuestionDropdown({
                       <div
                         className={[
                           "size-[20px] shrink-0 rounded-[6px] transition-all duration-150 mt-0.5",
-                          isSelected
-                            ? "bg-[#F2465F] shadow-xs"
-                            : "border-[2px] border-[#344054] bg-transparent group-hover/opt:border-[#181818]",
+                          isOptionDisabled
+                            ? "border-[2px] border-[#D0D5DD] bg-[#F2F4F7]"
+                            : isSelected
+                              ? "bg-[#F2465F] shadow-xs"
+                              : "border-[2px] border-[#344054] bg-transparent group-hover/opt:border-[#181818]",
                         ].join(" ")}
                       />
                     ) : (
diff --git a/src/components/Componentes/question-file.tsx b/src/components/Componentes/question-file.tsx
index ccd6558..35e7540 100644
--- a/src/components/Componentes/question-file.tsx
+++ b/src/components/Componentes/question-file.tsx
@@ -402,11 +402,21 @@ export function QuestionFile({
     pendingDeferredRef.current = { resolve: resolveFn, reject: rejectFn };
     registerPendingUpload?.(question.id, uploadPromise);
 
+    const pickerSource =
+      question.ui_config?.source ||
+      question.ui_config?.picker_type ||
+      "file_system";
+    const pickerType =
+      question.ui_config?.picker_type ||
+      question.ui_config?.source ||
+      "file_system";
+
     uploadFile({
       requestId: String(question.id),
       mediaType,
       multiple: true,
-      source: (question.ui_config?.source as any) || "file_system",
+      source: pickerSource as any,
+      picker_type: pickerType as any,
       returnAs: "upload",
       uploadUrl: `${process.env.NEXT_PUBLIC_API_BASE_URL ?? ""}/upload-tmp-media/`,
       fieldName: "file",
diff --git a/src/components/Componentes/question-photo.tsx b/src/components/Componentes/question-photo.tsx
index 3810d39..582452b 100644
--- a/src/components/Componentes/question-photo.tsx
+++ b/src/components/Componentes/question-photo.tsx
@@ -155,10 +155,20 @@ export function QuestionPhoto({
     pendingDeferredRef.current = { resolve: resolveFn, reject: rejectFn };
     registerPendingUpload?.(question.id, uploadPromise);
 
+    const pickerSource =
+      question.ui_config?.source ||
+      question.ui_config?.picker_type ||
+      "gallery";
+    const pickerType =
+      question.ui_config?.picker_type ||
+      question.ui_config?.source ||
+      "gallery";
+
     uploadFile({
       requestId: String(question.id),
       mediaType: "image",
-      source: (question.ui_config?.source as any) || "gallery",
+      source: pickerSource as any,
+      picker_type: pickerType as any,
       returnAs: "upload",
       uploadUrl: `${process.env.NEXT_PUBLIC_API_BASE_URL ?? ""}/upload-tmp-media/`,
       fieldName: "file",
diff --git a/src/components/Componentes/question-renderer.tsx b/src/components/Componentes/question-renderer.tsx
index d0f7c27..a7a83d7 100644
--- a/src/components/Componentes/question-renderer.tsx
+++ b/src/components/Componentes/question-renderer.tsx
@@ -63,6 +63,10 @@ export function QuestionRenderer({
         />
       );
     case "dropdown":
+    case "select":
+    case "multi_select":
+    case "multiselect":
+    case "choice":
       return (
         <QuestionSheet
           question={question}
diff --git a/src/components/Componentes/question-section-flow.tsx b/src/components/Componentes/question-section-flow.tsx
index beb0e55..4319497 100644
--- a/src/components/Componentes/question-section-flow.tsx
+++ b/src/components/Componentes/question-section-flow.tsx
@@ -106,59 +106,116 @@ function SectionFlowContent({
 
       let msg = "";
 
-      // 1. Detailed field validation errors from backend
-      if (data?.errors && typeof data.errors === "object") {
-        const errorEntries = Object.entries(data.errors);
-        if (errorEntries.length > 0) {
-          const fieldNames: string[] = [];
-          for (const [key] of errorEntries) {
-            const matchingQuestion = questions?.find(
-              (q) =>
-                q.id === key ||
-                q.id.endsWith(`.${key}`) ||
-                key.endsWith(`.${q.id}`) ||
-                q.id.split(".").pop() === key.split(".").pop(),
-            );
-            if (matchingQuestion?.title) {
-              fieldNames.push(`«${matchingQuestion.title}»`);
-            } else {
-              fieldNames.push(`«${key}»`);
-            }
-          }
+      // 1. Direct message / detail / error string from backend
+      const directMessage = data?.detail || data?.message || data?.error;
+      if (typeof directMessage === "string" && directMessage.trim()) {
+        msg = directMessage;
+      }
 
-          if (fieldNames.length > 0) {
-            const uniqueFieldNames = Array.from(new Set(fieldNames));
-            const template =
-              t["Please complete the required fields: {fields}"] ||
-              "Please complete the required fields: {fields}";
-            msg = template.replace("{fields}", uniqueFieldNames.join("، "));
-          }
-        }
+      // 2. Non-field errors array
+      if (!msg && Array.isArray(data?.non_field_errors) && data.non_field_errors.length > 0) {
+        msg = data.non_field_errors.join(" - ");
+      }
+
+      // 3. Array of error messages
+      if (!msg && Array.isArray(data?.errors) && data.errors.length > 0) {
+        msg = data.errors
+          .map((e: any) => (typeof e === "string" ? e : e?.message || e?.detail || JSON.stringify(e)))
+          .filter(Boolean)
+          .join(" - ");
       }
 
-      // 2. Direct message / detail / error from backend
+      // 4. Detailed field-level validation errors from backend (data.errors, data.answers, or data directly)
       if (!msg) {
-        const directMessage = data?.detail || data?.message || data?.error;
-        if (typeof directMessage === "string" && directMessage.trim()) {
-          msg = directMessage;
+        const rawFieldErrors =
+          (data?.errors && typeof data.errors === "object" && !Array.isArray(data.errors) ? data.errors : null) ||
+          (data?.answers && typeof data.answers === "object" && !Array.isArray(data.answers) ? data.answers : null) ||
+          (data && typeof data === "object" && !Array.isArray(data) ? data : null);
+
+        if (rawFieldErrors) {
+          const errorEntries = Object.entries(rawFieldErrors).filter(
+            ([k, v]) =>
+              k !== "status" &&
+              k !== "code" &&
+              k !== "status_code" &&
+              k !== "version" &&
+              k !== "success" &&
+              v !== null &&
+              v !== undefined,
+          );
+
+          if (errorEntries.length > 0) {
+            const messagesWithFields: string[] = [];
+            const fieldNamesOnly: string[] = [];
+
+            for (const [key, val] of errorEntries) {
+              const matchingQuestion = questions?.find(
+                (q) =>
+                  q.id === key ||
+                  q.id.endsWith(`.${key}`) ||
+                  key.endsWith(`.${q.id}`) ||
+                  q.id.split(".").pop() === key.split(".").pop(),
+              );
+              const fieldTitle = matchingQuestion?.title
+                ? `«${matchingQuestion.title}»`
+                : `«${key}»`;
+
+              let fieldErrMsg = "";
+              if (typeof val === "string" && val.trim()) {
+                fieldErrMsg = val;
+              } else if (Array.isArray(val) && val.length > 0) {
+                fieldErrMsg = val
+                  .map((item) =>
+                    typeof item === "string"
+                      ? item
+                      : item?.message || JSON.stringify(item),
+                  )
+                  .join("، ");
+              } else if (typeof val === "object" && val !== null) {
+                const innerMsg =
+                  (val as any).message ||
+                  (val as any).detail ||
+                  (val as any).error;
+                if (typeof innerMsg === "string") {
+                  fieldErrMsg = innerMsg;
+                }
+              }
+
+              if (fieldErrMsg) {
+                messagesWithFields.push(`${fieldTitle}: ${fieldErrMsg}`);
+              } else {
+                fieldNamesOnly.push(fieldTitle);
+              }
+            }
+
+            if (messagesWithFields.length > 0) {
+              msg = messagesWithFields.join(" | ");
+            } else if (fieldNamesOnly.length > 0) {
+              const uniqueFieldNames = Array.from(new Set(fieldNamesOnly));
+              const template =
+                t["Please complete the required fields: {fields}"] ||
+                "Please complete the required fields: {fields}";
+              msg = template.replace("{fields}", uniqueFieldNames.join("، "));
+            }
+          }
         }
       }
 
-      // 3. Fallback for 400 Bad Request
+      // 5. Fallback for 400 Bad Request
       if (!msg && statusCode === 400) {
         msg =
           t["Some required fields are missing or invalid. Please check your answers."] ||
           "Some required fields are missing or invalid. Please check your answers.";
       }
 
-      // 4. Fallback for 401 Unauthorized
+      // 6. Fallback for 401 Unauthorized
       if (!msg && statusCode === 401) {
         msg =
           t["Session expired. Please log in again."] ||
           "Session expired. Please log in again.";
       }
 
-      // 5. Fallback for Network / Server Error
+      // 7. Fallback for Network / Server Error
       if (!msg) {
         msg =
           t["Internet connection error. Answers could not be synced with server. Please check your connection and tap Continue again."] ||
diff --git a/src/components/Componentes/question-sheet.test.tsx b/src/components/Componentes/question-sheet.test.tsx
index 00ab1b9..e8ddb38 100644
--- a/src/components/Componentes/question-sheet.test.tsx
+++ b/src/components/Componentes/question-sheet.test.tsx
@@ -598,5 +598,77 @@ describe("QuestionSheet component", () => {
     expect(screen.getByText("صفت ۱, صفت ۲, صفت ۳, صفت ۴, صفت ۵")).toBeDefined();
     expect(screen.queryByText(/صفت ۶/)).toBeNull();
   });
+
+  it("disables unselected options when max 3 limit is reached in QuestionSheet", async () => {
+    const queryClient = new QueryClient({
+      defaultOptions: { queries: { retry: false } },
+    });
+
+    const multiQuestion = {
+      id: "personality_traits",
+      title: "انتخاب خصوصیات اخلاقی",
+      type: "dropdown",
+      order: 1,
+      required: true,
+      isVisible: true,
+      description: "",
+      tooltip: "",
+      extras: { placeHolder: "انتخاب حداکثر ۳ مورد" },
+      options: [
+        { id: "opt1", value: "opt1", label: "گزینه ۱", order: 1 },
+        { id: "opt2", value: "opt2", label: "گزینه ۲", order: 2 },
+        { id: "opt3", value: "opt3", label: "گزینه ۳", order: 3 },
+        { id: "opt4", value: "opt4", label: "گزینه ۴", order: 4 },
+        { id: "opt5", value: "opt5", label: "گزینه ۵", order: 5 },
+      ],
+      ui_config: { is_multi: true, max_select: 3 },
+      validation: { max: 3 },
+    } as QuestionField;
+
+    render(
+      <QueryClientProvider client={queryClient}>
+        <QuestionAnswersProvider slug="test" questions={[multiQuestion]}>
+          <QuestionSheet question={multiQuestion} />
+        </QuestionAnswersProvider>
+      </QueryClientProvider>,
+    );
+
+    fireEvent.click(screen.getByRole("button", { name: "انتخاب حداکثر ۳ مورد" }));
+
+    const btn1 = screen.getByRole("button", { name: "گزینه ۱" });
+    const btn2 = screen.getByRole("button", { name: "گزینه ۲" });
+    const btn3 = screen.getByRole("button", { name: "گزینه ۳" });
+    const btn4 = screen.getByRole("button", { name: "گزینه ۴" });
+    const btn5 = screen.getByRole("button", { name: "گزینه ۵" });
+
+    // Initially none are disabled
+    expect(btn1).not.toBeDisabled();
+    expect(btn4).not.toBeDisabled();
+
+    // Select 1 and 2
+    fireEvent.click(btn1);
+    fireEvent.click(btn2);
+    expect(btn4).not.toBeDisabled();
+
+    // Select 3rd option (reaches limit of 3)
+    fireEvent.click(btn3);
+
+    // Selected buttons remain enabled (so user can deselect)
+    expect(btn1).not.toBeDisabled();
+    expect(btn2).not.toBeDisabled();
+    expect(btn3).not.toBeDisabled();
+
+    // Remaining unselected buttons are disabled
+    expect(btn4).toBeDisabled();
+    expect(btn5).toBeDisabled();
+
+    // Deselect option 2
+    fireEvent.click(btn2);
+
+    // Now buttons 4 and 5 become active again
+    expect(btn4).not.toBeDisabled();
+    expect(btn5).not.toBeDisabled();
+  });
 });
 
+
diff --git a/src/components/Componentes/question-sheet.tsx b/src/components/Componentes/question-sheet.tsx
index 6b8e65b..155c199 100644
--- a/src/components/Componentes/question-sheet.tsx
+++ b/src/components/Componentes/question-sheet.tsx
@@ -70,9 +70,13 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
     setIsClosing(true);
     if (isMulti) {
       const currentList = localSelectedListRef.current;
+      const trimmedList =
+        maxSelect && currentList.length > maxSelect
+          ? currentList.slice(0, maxSelect)
+          : currentList;
       setAnswerValue(
         question,
-        currentList.length > 0 ? currentList : null,
+        trimmedList.length > 0 ? trimmedList : null,
       );
     }
     window.setTimeout(() => {
@@ -80,7 +84,7 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
       setIsClosing(false);
       setSearchQuery("");
     }, EXIT_ANIMATION_MS);
-  }, [isMulti, question, setAnswerValue]);
+  }, [isMulti, maxSelect, question, setAnswerValue]);
 
   const openSheet = useCallback(() => {
     if (disabled) return;
@@ -341,9 +345,13 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
 
   const handleConfirmMulti = () => {
     const currentList = localSelectedListRef.current;
+    const trimmedList =
+      maxSelect && currentList.length > maxSelect
+        ? currentList.slice(0, maxSelect)
+        : currentList;
     setAnswerValue(
       question,
-      currentList.length > 0 ? currentList : null,
+      trimmedList.length > 0 ? trimmedList : null,
     );
     closeSheet();
   };
@@ -449,9 +457,26 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
               ].join(" ")}
             >
               <div className="flex items-center justify-between gap-3 px-5 pt-2.5 pb-3 border-b border-[#F2F4F7]">
-                <h3 className="flex-1 min-w-0 text-[17px] font-bold leading-snug text-[#181818] line-clamp-2 break-words text-start">
-                  {question.title}
-                </h3>
+                <div className="flex-1 min-w-0 flex flex-col text-start">
+                  <h3 className="flex-1 text-[17px] font-bold leading-snug text-[#181818] line-clamp-2 break-words text-start">
+                    {question.title}
+                  </h3>
+                  {isMulti && Boolean(maxSelect) && (
+                    <span className="text-xs text-[#667085] mt-0.5">
+                      {localSelectedList.length >= (maxSelect as number)
+                        ? (locale === "fa"
+                            ? `سقف ${maxSelect} انتخاب تکمیل شد`
+                            : locale === "ar"
+                              ? `تم اختيار الحد الأقصى (${maxSelect})`
+                              : `Maximum of ${maxSelect} selected`)
+                        : (locale === "fa"
+                            ? `انتخاب حداکثر ${maxSelect} مورد (${localSelectedList.length}/${maxSelect})`
+                            : locale === "ar"
+                              ? `اختر حتى ${maxSelect} عناصر (${localSelectedList.length}/${maxSelect})`
+                              : `Select up to ${maxSelect} (${localSelectedList.length}/${maxSelect})`)}
+                    </span>
+                  )}
+                </div>
                 <button
                   type="button"
                   onClick={closeSheet}
@@ -546,11 +571,18 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
                       ? localSelectedList.includes(option.id)
                       : singleValue === option.id;
 
+                    const isOptionDisabled =
+                      isMulti &&
+                      !isSelected &&
+                      Boolean(maxSelect && localSelectedList.length >= maxSelect);
+
                     return (
                       <button
                         key={option.id}
                         type="button"
+                        disabled={isOptionDisabled}
                         onClick={() => {
+                          if (isOptionDisabled) return;
                           if (isMulti) {
                             toggleMultiOption(option.id);
                           } else {
@@ -558,10 +590,12 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
                           }
                         }}
                         className={[
-                          "flex min-h-[52px] w-full items-start gap-3 rounded-[12px] border px-3.5 py-3 text-start transition-colors cursor-pointer",
-                          isSelected
-                            ? "bg-[#FFF4F5] border-[#F0445B]/40 text-[#181818]"
-                            : "bg-white hover:bg-[#F2F4F7] border-[#EAECF0] text-[#181818]",
+                          "flex min-h-[52px] w-full items-start gap-3 rounded-[12px] border px-3.5 py-3 text-start transition-colors",
+                          isOptionDisabled
+                            ? "opacity-35 cursor-not-allowed bg-[#F9FAFB] border-[#F2F4F7] text-[#98A2B3] pointer-events-none"
+                            : isSelected
+                              ? "bg-[#FFF4F5] border-[#F0445B]/40 text-[#181818] cursor-pointer"
+                              : "bg-white hover:bg-[#F2F4F7] border-[#EAECF0] text-[#181818] cursor-pointer",
                         ].join(" ")}
                       >
                         {/* Indicator Icon */}
@@ -569,9 +603,11 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
                           <div
                             className={[
                               "size-[20px] shrink-0 rounded-[6px] transition-all duration-150 mt-[2px] flex items-center justify-center",
-                              isSelected
-                                ? "bg-[#F0445B] text-white shadow-xs"
-                                : "border-[2px] border-[#98A2B3] bg-white",
+                              isOptionDisabled
+                                ? "border-[2px] border-[#D0D5DD] bg-[#F2F4F7]"
+                                : isSelected
+                                  ? "bg-[#F0445B] text-white shadow-xs"
+                                  : "border-[2px] border-[#98A2B3] bg-white",
                             ].join(" ")}
                           >
                             {isSelected && (
@@ -615,10 +651,23 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
                               const description = parts.slice(1).join(" - ");
                               return (
                                 <span className="flex flex-col gap-1 text-start">
-                                  <span className="font-bold text-[#181818]">
+                                  <span
+                                    className={[
+                                      "font-bold",
+                                      isOptionDisabled
+                                        ? "text-[#98A2B3]"
+                                        : "text-[#181818]",
+                                    ].join(" ")}
+                                  >
                                     {title}
                                   </span>
-                                  <ExplanationUiFont>
+                                  <ExplanationUiFont
+                                    className={
+                                      isOptionDisabled
+                                        ? "text-[#98A2B3]"
+                                        : undefined
+                                    }
+                                  >
                                     {description}
                                   </ExplanationUiFont>
                                 </span>
@@ -627,9 +676,11 @@ export function QuestionSheet({ question, disabled }: QuestionSheetProps) {
                           ) : (
                             <span
                               className={
-                                isSelected
-                                  ? "font-bold text-[#181818] block"
-                                  : "font-semibold text-[#344054] block"
+                                isOptionDisabled
+                                  ? "font-normal text-[#98A2B3] block"
+                                  : isSelected
+                                    ? "font-bold text-[#181818] block"
+                                    : "font-semibold text-[#344054] block"
                               }
                             >
                               {option.label}
diff --git a/src/components/Componentes/ui-config.test.tsx b/src/components/Componentes/ui-config.test.tsx
index befe4bf..9312c90 100644
--- a/src/components/Componentes/ui-config.test.tsx
+++ b/src/components/Componentes/ui-config.test.tsx
@@ -516,7 +516,55 @@ describe("UI Config based behavior", () => {
       expect((reenteredCityInput as HTMLInputElement).value).toBe("یزد");
     });
   });
+
+  it("should normalize ui_config for photo and file questions with source and picker_type", async () => {
+    const { mapBackendQuestionToFrontend } = await import("@/lib/schema-adapter");
+
+    const photoBackendQuestion: any = {
+      id: "verification.face_photo",
+      type: "photo",
+      title: "عکس پرسنلی یا واضح",
+      required: true,
+      is_visible: true,
+      ui_config: {},
+    };
+
+    const adaptedPhoto = mapBackendQuestionToFrontend(photoBackendQuestion, 0);
+    expect(adaptedPhoto.ui_config?.source).toBe("gallery");
+    expect(adaptedPhoto.ui_config?.picker_type).toBe("gallery");
+
+    const fileBackendQuestion: any = {
+      id: "verification.identity_document",
+      type: "file",
+      title: "بارگذاری مدرک هویتی",
+      required: true,
+      is_visible: true,
+      ui_config: {},
+    };
+
+    const adaptedFile = mapBackendQuestionToFrontend(fileBackendQuestion, 1);
+    expect(adaptedFile.ui_config?.source).toBe("file_system");
+    expect(adaptedFile.ui_config?.picker_type).toBe("file_system");
+  });
+
+  it("should preserve custom source and picker_type from backend ui_config", async () => {
+    const { mapBackendQuestionToFrontend } = await import("@/lib/schema-adapter");
+
+    const customPhoto: any = {
+      id: "verification.face_photo",
+      type: "photo",
+      title: "عکس سلفی دوربین",
+      required: true,
+      is_visible: true,
+      ui_config: { source: "camera", picker_type: "camera" },
+    };
+
+    const adaptedCustomPhoto = mapBackendQuestionToFrontend(customPhoto, 0);
+    expect(adaptedCustomPhoto.ui_config?.source).toBe("camera");
+    expect(adaptedCustomPhoto.ui_config?.picker_type).toBe("camera");
+  });
 });
 
 
 
+
diff --git a/src/hooks/marriage/use-form-schema.ts b/src/hooks/marriage/use-form-schema.ts
index a1eabd4..6a83e85 100644
--- a/src/hooks/marriage/use-form-schema.ts
+++ b/src/hooks/marriage/use-form-schema.ts
@@ -167,18 +167,22 @@ export function useFormSchemaQuery<TData = FormSchemaResponse>(
 }
 
 export interface SaveAnswersPayload {
-  answers: Array<{
-    question_id: string;
-    value: any;
-    option_id?: string | string[];
-  }>;
+  section_slug?: string;
+  answers:
+    | Array<{
+        question_id: string;
+        value: any;
+        option_id?: string | string[];
+      }>
+    | Record<string, any>;
+  version?: number;
 }
 
 export async function saveFormAnswers(
   formId: string,
   payload: SaveAnswersPayload,
 ): Promise<FormSchemaResponse> {
-  const { data } = await http.put<FormSchemaResponse>(
+  const { data } = await http.post<FormSchemaResponse>(
     `/api/marriage/forms/${formId}/answers/`,
     payload,
   );
diff --git a/src/lib/schema-adapter.ts b/src/lib/schema-adapter.ts
index 15397c7..5ae2056 100644
--- a/src/lib/schema-adapter.ts
+++ b/src/lib/schema-adapter.ts
@@ -215,6 +215,15 @@ export function mapBackendQuestionToFrontend(
     range = [Number(uiRange[0]), Number(uiRange[1])];
   }
 
+  const uiConfig = { ...(bq.ui_config || {}) };
+  if (bq.type === "photo") {
+    if (!uiConfig.source) uiConfig.source = "gallery";
+    if (!uiConfig.picker_type) uiConfig.picker_type = uiConfig.source || "gallery";
+  } else if (bq.type === "file") {
+    if (!uiConfig.source) uiConfig.source = "file_system";
+    if (!uiConfig.picker_type) uiConfig.picker_type = uiConfig.source || "file_system";
+  }
+
   return {
     id: bq.id,
     title: bq.title || "Untitled",
@@ -230,7 +239,7 @@ export function mapBackendQuestionToFrontend(
           ? bq.is_private
           : bq.ui_config?.private,
     validation: bq.validation,
-    ui_config: bq.ui_config,
+    ui_config: uiConfig,
     description: bq.description || "",
     tooltip: bq.tooltip || "",
     extras: {
diff --git a/src/lib/webview-actions.ts b/src/lib/webview-actions.ts
index b2f2738..8382443 100644
--- a/src/lib/webview-actions.ts
+++ b/src/lib/webview-actions.ts
@@ -118,6 +118,7 @@ export interface UploadFileOptions {
   requestId?: string | number;
   mediaType: "image" | "video" | "image+video" | "audio" | "file";
   source?: "gallery" | "camera" | "any" | "file_system";
+  picker_type?: "gallery" | "camera" | "any" | "file_system" | string;
   multiple?: boolean;
   returnAs?: "upload" | "base64";
   uploadUrl?: string;
diff --git a/src/types/window.d.ts b/src/types/window.d.ts
index e5f6cad..e815e3d 100644
--- a/src/types/window.d.ts
+++ b/src/types/window.d.ts
@@ -66,6 +66,7 @@ declare global {
       // upload_file
       mediaType?: string;
       source?: string;
+      picker_type?: string;
       files?: Array<{
         url?: string;
         path?: string;