diff --git a/web/app/components/base/ui/dropdown-menu/index.tsx b/web/app/components/base/ui/dropdown-menu/index.tsx
index 3eac03f7db..941106cdae 100644
--- a/web/app/components/base/ui/dropdown-menu/index.tsx
+++ b/web/app/components/base/ui/dropdown-menu/index.tsx
@@ -11,13 +11,27 @@ export const DropdownMenuPortal = Menu.Portal
 export const DropdownMenuTrigger = Menu.Trigger
 export const DropdownMenuSub = Menu.SubmenuRoot
 export const DropdownMenuGroup = Menu.Group
-export const DropdownMenuGroupLabel = Menu.GroupLabel
 export const DropdownMenuRadioGroup = Menu.RadioGroup
 export const DropdownMenuRadioItem = Menu.RadioItem
 export const DropdownMenuRadioItemIndicator = Menu.RadioItemIndicator
 export const DropdownMenuCheckboxItem = Menu.CheckboxItem
 export const DropdownMenuCheckboxItemIndicator = Menu.CheckboxItemIndicator
 
+export function DropdownMenuGroupLabel({
+  className,
+  ...props
+}: React.ComponentPropsWithoutRef<typeof Menu.GroupLabel>) {
+  return (
+    <Menu.GroupLabel
+      className={cn(
+        'px-3 py-1 text-text-tertiary system-2xs-medium-uppercase',
+        className,
+      )}
+      {...props}
+    />
+  )
+}
+
 type DropdownMenuContentProps = {
   children: React.ReactNode
   placement?: Placement
@@ -69,7 +83,7 @@ function renderDropdownMenuPopup({
       >
         <Menu.Popup
           className={cn(
-            'rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg py-1 text-sm text-text-secondary shadow-lg',
+            'max-h-[var(--available-height)] overflow-y-auto overflow-x-hidden rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg py-1 text-sm text-text-secondary shadow-lg',
             'origin-[var(--transform-origin)] transition-[transform,scale,opacity] data-[ending-style]:scale-95 data-[starting-style]:scale-95 data-[ending-style]:opacity-0 data-[starting-style]:opacity-0 motion-reduce:transition-none',
             popupClassName,
           )}
@@ -111,18 +125,23 @@ type DropdownMenuSubTriggerProps = React.ComponentPropsWithoutRef<typeof Menu.Su
 export function DropdownMenuSubTrigger({
   className,
   destructive,
+  children,
   ...props
 }: DropdownMenuSubTriggerProps) {
   return (
     <Menu.SubmenuTrigger
       className={cn(
         'mx-1 flex h-8 cursor-pointer select-none items-center rounded-lg px-3 outline-none',
-        'data-[highlighted]:bg-components-panel-on-panel-item-bg-hover',
+        'data-[highlighted]:bg-state-base-hover',
+        'data-[disabled]:cursor-not-allowed data-[disabled]:opacity-50',
         destructive && 'text-text-destructive',
         className,
       )}
       {...props}
-    />
+    >
+      {children}
+      <span aria-hidden className="i-ri-arrow-right-s-line ml-auto size-[14px] shrink-0 text-text-tertiary" />
+    </Menu.SubmenuTrigger>
   )
 }
 
@@ -172,7 +191,8 @@ export function DropdownMenuItem({
     <Menu.Item
       className={cn(
         'mx-1 flex h-8 cursor-pointer select-none items-center rounded-lg px-3 outline-none',
-        'data-[highlighted]:bg-components-panel-on-panel-item-bg-hover',
+        'data-[highlighted]:bg-state-base-hover',
+        'data-[disabled]:cursor-not-allowed data-[disabled]:opacity-50',
         destructive && 'text-text-destructive',
         className,
       )}
diff --git a/web/app/components/header/account-dropdown/compliance.tsx b/web/app/components/header/account-dropdown/compliance.tsx
index 15eee48020..1627a5a052 100644
--- a/web/app/components/header/account-dropdown/compliance.tsx
+++ b/web/app/components/header/account-dropdown/compliance.tsx
@@ -18,12 +18,7 @@ import SparklesSoft from '../../base/icons/src/public/common/SparklesSoft'
 import PremiumBadge from '../../base/premium-badge'
 import Spinner from '../../base/spinner'
 import Toast from '../../base/toast'
-
-const submenuTriggerClassName = '!mx-0 !h-8 !rounded-lg !px-3 data-[highlighted]:!bg-state-base-hover'
-const submenuItemClassName = '!mx-0 !h-10 !rounded-lg !py-1 !pl-1 !pr-2 data-[highlighted]:!bg-state-base-hover'
-const menuLabelClassName = 'grow px-1 text-text-secondary system-md-regular'
-const menuLeadingIconClassName = 'size-4 shrink-0 text-text-tertiary'
-const menuTrailingIconClassName = 'size-[14px] shrink-0 text-text-tertiary'
+import { MenuItemContent } from './menu-item-content'
 
 enum DocName {
   SOC2_Type_I = 'SOC2_Type_I',
@@ -32,26 +27,6 @@ enum DocName {
   GDPR = 'GDPR',
 }
 
-type ComplianceMenuItemContentProps = {
-  iconClassName: string
-  label: ReactNode
-  trailing?: ReactNode
-}
-
-function ComplianceMenuItemContent({
-  iconClassName,
-  label,
-  trailing,
-}: ComplianceMenuItemContentProps) {
-  return (
-    <>
-      <span aria-hidden className={cn(menuLeadingIconClassName, iconClassName)} />
-      <div className={menuLabelClassName}>{label}</div>
-      {trailing}
-    </>
-  )
-}
-
 type ComplianceDocActionVisualProps = {
   isCurrentPlanCanDownload: boolean
   isPending: boolean
@@ -176,7 +151,7 @@ function ComplianceDocRowItem({
 
   return (
     <DropdownMenuItem
-      className={cn(submenuItemClassName, 'justify-between')}
+      className="h-10 justify-between py-1 pl-1 pr-2"
       closeOnClick={!isCurrentPlanCanDownload}
       onClick={handleSelect}
     >
@@ -199,15 +174,14 @@ export default function Compliance() {
 
   return (
     <DropdownMenuSub>
-      <DropdownMenuSubTrigger className={cn(submenuTriggerClassName, 'justify-between')}>
-        <ComplianceMenuItemContent
+      <DropdownMenuSubTrigger>
+        <MenuItemContent
           iconClassName="i-ri-verified-badge-line"
           label={t('userProfile.compliance', { ns: 'common' })}
-          trailing={<span aria-hidden className={cn('i-ri-arrow-right-s-line', menuTrailingIconClassName)} />}
         />
       </DropdownMenuSubTrigger>
       <DropdownMenuSubContent
-        popupClassName="w-[337px] max-h-[70vh] overflow-y-auto divide-y divide-divider-subtle !bg-components-panel-bg-blur !py-0 backdrop-blur-sm"
+        popupClassName="w-[337px] divide-y divide-divider-subtle !bg-components-panel-bg-blur !py-0 backdrop-blur-sm"
       >
         <DropdownMenuGroup className="p-1">
           <ComplianceDocRowItem
diff --git a/web/app/components/header/account-dropdown/index.tsx b/web/app/components/header/account-dropdown/index.tsx
index 6ba54073f3..5af347bd8f 100644
--- a/web/app/components/header/account-dropdown/index.tsx
+++ b/web/app/components/header/account-dropdown/index.tsx
@@ -24,33 +24,10 @@ import AccountAbout from '../account-about'
 import GithubStar from '../github-star'
 import Indicator from '../indicator'
 import Compliance from './compliance'
+import { ExternalLinkIndicator, MenuItemContent } from './menu-item-content'
 import Support from './support'
 
-const menuItemClassName = '!mx-0 !h-8 !rounded-lg !px-3 data-[highlighted]:!bg-state-base-hover'
 const menuStaticRowClassName = 'flex h-8 w-full items-center rounded-lg px-3 text-text-secondary system-md-regular'
-const menuLabelClassName = 'grow px-1 text-text-secondary system-md-regular'
-const menuLeadingIconClassName = 'size-4 shrink-0 text-text-tertiary'
-const menuTrailingIconClassName = 'size-[14px] shrink-0 text-text-tertiary'
-
-type AccountMenuItemContentProps = {
-  iconClassName: string
-  label: ReactNode
-  trailing?: ReactNode
-}
-
-function AccountMenuItemContent({
-  iconClassName,
-  label,
-  trailing,
-}: AccountMenuItemContentProps) {
-  return (
-    <>
-      <span aria-hidden className={cn(menuLeadingIconClassName, iconClassName)} />
-      <div className={menuLabelClassName}>{label}</div>
-      {trailing}
-    </>
-  )
-}
 
 type AccountMenuRouteItemProps = {
   href: string
@@ -67,10 +44,10 @@ function AccountMenuRouteItem({
 }: AccountMenuRouteItemProps) {
   return (
     <DropdownMenuItem
-      className={cn(menuItemClassName, 'justify-between')}
+      className="justify-between"
       render={<Link href={href} />}
     >
-      <AccountMenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
+      <MenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
     </DropdownMenuItem>
   )
 }
@@ -90,10 +67,10 @@ function AccountMenuExternalItem({
 }: AccountMenuExternalItemProps) {
   return (
     <DropdownMenuItem
-      className={cn(menuItemClassName, 'justify-between')}
+      className="justify-between"
       render={<a href={href} rel="noopener noreferrer" target="_blank" />}
     >
-      <AccountMenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
+      <MenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
     </DropdownMenuItem>
   )
 }
@@ -113,18 +90,14 @@ function AccountMenuActionItem({
 }: AccountMenuActionItemProps) {
   return (
     <DropdownMenuItem
-      className={cn(menuItemClassName, 'justify-between')}
+      className="justify-between"
       onClick={onClick}
     >
-      <AccountMenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
+      <MenuItemContent iconClassName={iconClassName} label={label} trailing={trailing} />
     </DropdownMenuItem>
   )
 }
 
-function ExternalLinkIndicator() {
-  return <span aria-hidden className={cn('i-ri-arrow-right-up-line', menuTrailingIconClassName)} />
-}
-
 type AccountMenuSectionProps = {
   children: ReactNode
 }
@@ -257,7 +230,7 @@ export default function AppSelector() {
           )}
           <AccountMenuSection>
             <div className={cn(menuStaticRowClassName, 'hover:bg-transparent')}>
-              <AccountMenuItemContent
+              <MenuItemContent
                 iconClassName="i-ri-t-shirt-2-line"
                 label={t('theme.theme', { ns: 'common' })}
                 trailing={<ThemeSwitcher />}
diff --git a/web/app/components/header/account-dropdown/menu-item-content.tsx b/web/app/components/header/account-dropdown/menu-item-content.tsx
new file mode 100644
index 0000000000..47f0042047
--- /dev/null
+++ b/web/app/components/header/account-dropdown/menu-item-content.tsx
@@ -0,0 +1,31 @@
+import type { ReactNode } from 'react'
+import { cn } from '@/utils/classnames'
+
+const menuLabelClassName = 'min-w-0 grow truncate px-1 text-text-secondary system-md-regular'
+const menuLeadingIconClassName = 'size-4 shrink-0 text-text-tertiary'
+
+export const menuTrailingIconClassName = 'size-[14px] shrink-0 text-text-tertiary'
+
+type MenuItemContentProps = {
+  iconClassName: string
+  label: ReactNode
+  trailing?: ReactNode
+}
+
+export function MenuItemContent({
+  iconClassName,
+  label,
+  trailing,
+}: MenuItemContentProps) {
+  return (
+    <>
+      <span aria-hidden className={cn(menuLeadingIconClassName, iconClassName)} />
+      <div className={menuLabelClassName}>{label}</div>
+      {trailing}
+    </>
+  )
+}
+
+export function ExternalLinkIndicator() {
+  return <span aria-hidden className={cn('i-ri-arrow-right-up-line', menuTrailingIconClassName)} />
+}
diff --git a/web/app/components/header/account-dropdown/support.tsx b/web/app/components/header/account-dropdown/support.tsx
index fc3d3ab7f9..7ec2766977 100644
--- a/web/app/components/header/account-dropdown/support.tsx
+++ b/web/app/components/header/account-dropdown/support.tsx
@@ -1,4 +1,3 @@
-import type { ReactNode } from 'react'
 import { useTranslation } from 'react-i18next'
 import { DropdownMenuGroup, DropdownMenuItem, DropdownMenuSub, DropdownMenuSubContent, DropdownMenuSubTrigger } from '@/app/components/base/ui/dropdown-menu'
 import { toggleZendeskWindow } from '@/app/components/base/zendesk/utils'
@@ -6,43 +5,13 @@ import { Plan } from '@/app/components/billing/type'
 import { ZENDESK_WIDGET_KEY } from '@/config'
 import { useAppContext } from '@/context/app-context'
 import { useProviderContext } from '@/context/provider-context'
-import { cn } from '@/utils/classnames'
 import { mailToSupport } from '../utils/util'
-
-const submenuTriggerClassName = '!mx-0 !h-8 !rounded-lg !px-3 data-[highlighted]:!bg-state-base-hover'
-const submenuItemClassName = '!mx-0 !h-8 !rounded-lg !px-3 data-[highlighted]:!bg-state-base-hover'
-const menuLabelClassName = 'grow px-1 text-text-secondary system-md-regular'
-const menuLeadingIconClassName = 'size-4 shrink-0 text-text-tertiary'
-const menuTrailingIconClassName = 'size-[14px] shrink-0 text-text-tertiary'
+import { ExternalLinkIndicator, MenuItemContent } from './menu-item-content'
 
 type SupportProps = {
   closeAccountDropdown: () => void
 }
 
-type SupportMenuItemContentProps = {
-  iconClassName: string
-  label: ReactNode
-  trailing?: ReactNode
-}
-
-function SupportMenuItemContent({
-  iconClassName,
-  label,
-  trailing,
-}: SupportMenuItemContentProps) {
-  return (
-    <>
-      <span aria-hidden className={cn(menuLeadingIconClassName, iconClassName)} />
-      <div className={menuLabelClassName}>{label}</div>
-      {trailing}
-    </>
-  )
-}
-
-function SupportExternalLinkIndicator() {
-  return <span aria-hidden className={cn('i-ri-arrow-right-up-line', menuTrailingIconClassName)} />
-}
-
 // Submenu-only: this component must be rendered within an existing DropdownMenu root.
 export default function Support({ closeAccountDropdown }: SupportProps) {
   const { t } = useTranslation()
@@ -53,26 +22,25 @@ export default function Support({ closeAccountDropdown }: SupportProps) {
 
   return (
     <DropdownMenuSub>
-      <DropdownMenuSubTrigger className={cn(submenuTriggerClassName, 'justify-between')}>
-        <SupportMenuItemContent
+      <DropdownMenuSubTrigger>
+        <MenuItemContent
           iconClassName="i-ri-question-line"
           label={t('userProfile.support', { ns: 'common' })}
-          trailing={<span aria-hidden className={cn('i-ri-arrow-right-s-line', menuTrailingIconClassName)} />}
         />
       </DropdownMenuSubTrigger>
       <DropdownMenuSubContent
-        popupClassName="w-[216px] max-h-[70vh] overflow-y-auto divide-y divide-divider-subtle !bg-components-panel-bg-blur !py-0 backdrop-blur-sm"
+        popupClassName="w-[216px] divide-y divide-divider-subtle !bg-components-panel-bg-blur !py-0 backdrop-blur-sm"
       >
         <DropdownMenuGroup className="p-1">
           {hasDedicatedChannel && hasZendeskWidget && (
             <DropdownMenuItem
-              className={cn(submenuItemClassName, 'justify-between')}
+              className="justify-between"
               onClick={() => {
                 toggleZendeskWindow(true)
                 closeAccountDropdown()
               }}
             >
-              <SupportMenuItemContent
+              <MenuItemContent
                 iconClassName="i-ri-chat-smile-2-line"
                 label={t('userProfile.contactUs', { ns: 'common' })}
               />
@@ -80,34 +48,34 @@ export default function Support({ closeAccountDropdown }: SupportProps) {
           )}
           {hasDedicatedChannel && !hasZendeskWidget && (
             <DropdownMenuItem
-              className={cn(submenuItemClassName, 'justify-between')}
+              className="justify-between"
               render={<a href={mailToSupport(userProfile.email, plan.type, langGeniusVersionInfo?.current_version)} rel="noopener noreferrer" target="_blank" />}
             >
-              <SupportMenuItemContent
+              <MenuItemContent
                 iconClassName="i-ri-mail-send-line"
                 label={t('userProfile.emailSupport', { ns: 'common' })}
-                trailing={<SupportExternalLinkIndicator />}
+                trailing={<ExternalLinkIndicator />}
               />
             </DropdownMenuItem>
           )}
           <DropdownMenuItem
-            className={cn(submenuItemClassName, 'justify-between')}
+            className="justify-between"
             render={<a href="https://forum.dify.ai/" rel="noopener noreferrer" target="_blank" />}
           >
-            <SupportMenuItemContent
+            <MenuItemContent
               iconClassName="i-ri-discuss-line"
               label={t('userProfile.forum', { ns: 'common' })}
-              trailing={<SupportExternalLinkIndicator />}
+              trailing={<ExternalLinkIndicator />}
             />
           </DropdownMenuItem>
           <DropdownMenuItem
-            className={cn(submenuItemClassName, 'justify-between')}
+            className="justify-between"
             render={<a href="https://discord.gg/5AEfbxcd9k" rel="noopener noreferrer" target="_blank" />}
           >
-            <SupportMenuItemContent
+            <MenuItemContent
               iconClassName="i-ri-discord-line"
               label={t('userProfile.community', { ns: 'common' })}
-              trailing={<SupportExternalLinkIndicator />}
+              trailing={<ExternalLinkIndicator />}
             />
           </DropdownMenuItem>
         </DropdownMenuGroup>