diff --git a/apps/client/src/features/share/atoms/shared-page-atom.ts b/apps/client/src/features/share/atoms/shared-page-atom.ts
index edd0f7fa8..bf8929942 100644
--- a/apps/client/src/features/share/atoms/shared-page-atom.ts
+++ b/apps/client/src/features/share/atoms/shared-page-atom.ts
@@ -6,6 +6,6 @@ import { SharedPageTreeNode } from "@/features/share/utils";
 export const sharedPageTreeAtom = atom<ISharedPageTree | null>(null);
 export const sharedTreeDataAtom = atom<SharedPageTreeNode[] | null>(null);
 export const sharedPageFullWidthAtom = atomWithStorage<boolean>(
-  "shared-page-full-width",
+  "sharedPageFullWidth",
   false,
 );
\ No newline at end of file
diff --git a/apps/client/src/features/share/components/share-shell.tsx b/apps/client/src/features/share/components/share-shell.tsx
index e59d41317..1bd559258 100644
--- a/apps/client/src/features/share/components/share-shell.tsx
+++ b/apps/client/src/features/share/components/share-shell.tsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useMemo } from "react";
+import React, { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import {
   ActionIcon,
   AppShell,
@@ -23,6 +23,7 @@ import { buildSharedPageTree } from "@/features/share/utils";
 import {
   desktopSidebarAtom,
   mobileSidebarAtom,
+  sidebarWidthAtom,
 } from "@/components/layouts/global/hooks/atoms/sidebar-atom.ts";
 import SidebarToggle from "@/components/ui/sidebar-toggle-button.tsx";
 import { useTranslation } from "react-i18next";
@@ -60,6 +61,45 @@ export default function ShareShell({
   const toggleTocMobile = useToggleToc(mobileTableOfContentAsideAtom);
   const toggleToc = useToggleToc(tableOfContentAsideAtom);
   const [fullWidth, setFullWidth] = useAtom(sharedPageFullWidthAtom);
+  const [sidebarWidth, setSidebarWidth] = useAtom(sidebarWidthAtom);
+  const [isResizing, setIsResizing] = useState(false);
+  const sidebarRef = useRef<HTMLElement | null>(null);
+
+  const startResizing = useCallback((e: React.MouseEvent) => {
+    e.preventDefault();
+    setIsResizing(true);
+  }, []);
+
+  const stopResizing = useCallback(() => {
+    setIsResizing(false);
+  }, []);
+
+  const resize = useCallback(
+    (e: MouseEvent) => {
+      if (!isResizing || !sidebarRef.current) return;
+      const newWidth =
+        e.clientX - sidebarRef.current.getBoundingClientRect().left;
+      if (newWidth < 220) {
+        setSidebarWidth(220);
+        return;
+      }
+      if (newWidth > 600) {
+        setSidebarWidth(600);
+        return;
+      }
+      setSidebarWidth(newWidth);
+    },
+    [isResizing, setSidebarWidth],
+  );
+
+  useEffect(() => {
+    window.addEventListener("mousemove", resize);
+    window.addEventListener("mouseup", stopResizing);
+    return () => {
+      window.removeEventListener("mousemove", resize);
+      window.removeEventListener("mouseup", stopResizing);
+    };
+  }, [resize, stopResizing]);
 
   const { shareId } = useParams();
   const { data } = useGetSharedPageTreeQuery(shareId);
@@ -86,7 +126,7 @@ export default function ShareShell({
       header={{ height: 50 }}
       {...(data?.pageTree?.length > 1 && {
         navbar: {
-          width: 300,
+          width: sidebarWidth,
           breakpoint: "sm",
           collapsed: {
             mobile: !mobileOpened,
@@ -193,7 +233,11 @@ export default function ShareShell({
       </AppShell.Header>
 
       {data?.pageTree?.length > 1 && (
-        <AppShell.Navbar p="md" className={classes.navbar}>
+        <AppShell.Navbar p="md" className={classes.navbar} ref={sidebarRef}>
+          <div
+            className={classes.resizeHandle}
+            onMouseDown={startResizing}
+          />
           <MemoizedSharedTree sharedPageTree={data} />
         </AppShell.Navbar>
       )}
diff --git a/apps/client/src/features/share/components/share.module.css b/apps/client/src/features/share/components/share.module.css
index 617768ff1..11c8a6b24 100644
--- a/apps/client/src/features/share/components/share.module.css
+++ b/apps/client/src/features/share/components/share.module.css
@@ -18,3 +18,26 @@
     width: 350px;
   }
 }
+
+.resizeHandle {
+  width: 3px;
+  cursor: col-resize;
+  position: absolute;
+  right: 0;
+  top: 0;
+  bottom: 0;
+  z-index: 1;
+
+  &:hover,
+  &:active {
+    width: 5px;
+    background: light-dark(
+      var(--mantine-color-gray-4),
+      var(--mantine-color-dark-5)
+    );
+  }
+
+  @media (max-width: $mantine-breakpoint-sm) {
+    display: none;
+  }
+}