diff --git a/apps/cs/src/pages/groups/model/group-menu-authority-table-columns.tsx b/apps/cs/src/pages/groups/model/group-menu-authority-table-columns.tsx
index 0a56a6701..3e26e1106 100644
--- a/apps/cs/src/pages/groups/model/group-menu-authority-table-columns.tsx
+++ b/apps/cs/src/pages/groups/model/group-menu-authority-table-columns.tsx
@@ -11,6 +11,7 @@ export const createColumns = (
   form: UseFormReturn<MenuAuthorityFormData>,
 ): ColumnDef<MenuAuthority>[] => {
   const getCurrentRow = (i: number) => form.watch("menuAuthority")[i];
+  const menuAuthorityData = form.watch("menuAuthority");
 
   const handleCheckedChange =
     (i: number, key: keyof MenuAuthorityPayload) => (checked: boolean) => {
@@ -20,6 +21,19 @@ export const createColumns = (
       form.setValue(`menuAuthority.${i}.${key}`, checked ? "Y" : "N");
     };
 
+  const handleHeaderCheckedChange = (key: keyof MenuAuthorityPayload) => (checked: boolean) => {
+    menuAuthorityData.forEach((_, index) => {
+      if (getCurrentRow(index)?.mode === "R") {
+        form.setValue(`menuAuthority.${index}.mode`, "U");
+      }
+      form.setValue(`menuAuthority.${index}.${key}`, checked ? "Y" : "N");
+    });
+  };
+
+  const isAllChecked = (key: keyof MenuAuthorityPayload) => {
+    return menuAuthorityData.every((item) => item?.[key] === "Y");
+  };
+
   return [
     {
       accessorKey: "menuNm",
@@ -27,7 +41,41 @@ export const createColumns = (
     },
     {
       accessorKey: "mngAuthrtYn",
-      header: "관리권한",
+      header: () => (
+        <div className="flex items-center justify-center gap-2">
+          <span>관리권한</span>
+          <Checkbox
+            checked={isAllChecked("mngAuthrtYn")}
+            onCheckedChange={(checked) => {
+              if (checked) {
+                // 관리권한 체크시 모든 권한 체크
+                menuAuthorityData.forEach((_, index) => {
+                  if (getCurrentRow(index)?.mode === "R") {
+                    form.setValue(`menuAuthority.${index}.mode`, "U");
+                  }
+                  form.setValue(`menuAuthority.${index}.regAuthrtYn`, "Y");
+                  form.setValue(`menuAuthority.${index}.mdfcnAuthrtYn`, "Y");
+                  form.setValue(`menuAuthority.${index}.delAuthrtYn`, "Y");
+                  form.setValue(`menuAuthority.${index}.inqAuthrtYn`, "Y");
+                  form.setValue(`menuAuthority.${index}.mngAuthrtYn`, "Y");
+                });
+              } else {
+                // 관리권한 해제시 모든 권한 해제
+                menuAuthorityData.forEach((_, index) => {
+                  if (getCurrentRow(index)?.mode === "R") {
+                    form.setValue(`menuAuthority.${index}.mode`, "U");
+                  }
+                  form.setValue(`menuAuthority.${index}.regAuthrtYn`, "N");
+                  form.setValue(`menuAuthority.${index}.mdfcnAuthrtYn`, "N");
+                  form.setValue(`menuAuthority.${index}.delAuthrtYn`, "N");
+                  form.setValue(`menuAuthority.${index}.inqAuthrtYn`, "N");
+                  form.setValue(`menuAuthority.${index}.mngAuthrtYn`, "N");
+                });
+              }
+            }}
+          />
+        </div>
+      ),
       cell: ({ row }) => {
         return (
           <Checkbox
@@ -59,7 +107,29 @@ export const createColumns = (
     },
     {
       accessorKey: "regAuthrtYn",
-      header: "등록권한",
+             header: () => (
+         <div className="flex items-center justify-start gap-2">
+           <span>등록권한</span>
+          <Checkbox
+            checked={isAllChecked("regAuthrtYn")}
+            onCheckedChange={(checked) => {
+              if (checked) {
+                // 등록권한 체크시 조회권한도 체크
+                menuAuthorityData.forEach((_, index) => {
+                  if (getCurrentRow(index)?.mode === "R") {
+                    form.setValue(`menuAuthority.${index}.mode`, "U");
+                  }
+                  form.setValue(`menuAuthority.${index}.inqAuthrtYn`, "Y");
+                  form.setValue(`menuAuthority.${index}.regAuthrtYn`, "Y");
+                });
+              } else {
+                // 등록권한 해제시 해당 권한만 해제
+                handleHeaderCheckedChange("regAuthrtYn")(false);
+              }
+            }}
+          />
+        </div>
+      ),
       cell: ({ row }) => {
         return (
           <Checkbox
@@ -79,7 +149,15 @@ export const createColumns = (
     },
     {
       accessorKey: "mdfcnAuthrtYn",
-      header: "수정권한 ",
+             header: () => (
+         <div className="flex items-center justify-start gap-2">
+           <span>수정권한</span>
+          <Checkbox
+            checked={isAllChecked("mdfcnAuthrtYn")}
+            onCheckedChange={handleHeaderCheckedChange("mdfcnAuthrtYn")}
+          />
+        </div>
+      ),
       cell: ({ row }) => {
         return (
           <Checkbox
@@ -91,7 +169,15 @@ export const createColumns = (
     },
     {
       accessorKey: "delAuthrtYn",
-      header: "삭제권한",
+             header: () => (
+         <div className="flex items-center justify-start gap-2">
+           <span>삭제권한</span>
+          <Checkbox
+            checked={isAllChecked("delAuthrtYn")}
+            onCheckedChange={handleHeaderCheckedChange("delAuthrtYn")}
+          />
+        </div>
+      ),
       cell: ({ row }) => {
         return (
           <Checkbox
@@ -103,7 +189,15 @@ export const createColumns = (
     },
     {
       accessorKey: "inqAuthrtYn",
-      header: "조회권한",
+             header: () => (
+         <div className="flex items-center justify-start gap-2">
+           <span>조회권한</span>
+          <Checkbox
+            checked={isAllChecked("inqAuthrtYn")}
+            onCheckedChange={handleHeaderCheckedChange("inqAuthrtYn")}
+          />
+        </div>
+      ),
       cell: ({ row }) => {
         return (
           <Checkbox
diff --git a/apps/cs/src/pages/groups/ui/menu-authority-dialog.tsx b/apps/cs/src/pages/groups/ui/menu-authority-dialog.tsx
index 6727c1a3d..287edb23b 100644
--- a/apps/cs/src/pages/groups/ui/menu-authority-dialog.tsx
+++ b/apps/cs/src/pages/groups/ui/menu-authority-dialog.tsx
@@ -35,7 +35,7 @@ function MenuAuthorityDialog({ groupId }: MenuAuthorityDialogProps) {
 
   const query = useQuery({
     queryKey: [ENDPOINT.CMS_SERVICE.MENU_AUTHRTS, groupId],
-    queryFn: () => MenuAuthorityApi.getGroupMenuAuthorityList({ groupId }),
+    queryFn: () => MenuAuthorityApi.getGroupMenuAuthorityList({ groupId, useYn: "Y" }),
     enabled: open && !!groupId,
   });
 
@@ -82,7 +82,7 @@ function MenuAuthorityDialog({ groupId }: MenuAuthorityDialogProps) {
           메뉴권한
         </Button>
       </DialogTrigger>
-      <DialogContent className="max-w-[60rem]" aria-describedby={undefined}>
+      <DialogContent className="max-w-[80rem]" aria-describedby={undefined}>
         <DialogHeader>
           <DialogTitle>그룹별 메뉴 권한</DialogTitle>
         </DialogHeader>