diff --git a/apps/browser-extension-wallet/src/components/DropdownMenu/DropdownMenu.tsx b/apps/browser-extension-wallet/src/components/DropdownMenu/DropdownMenu.tsx
index f527e30d3..14f15b549 100644
--- a/apps/browser-extension-wallet/src/components/DropdownMenu/DropdownMenu.tsx
+++ b/apps/browser-extension-wallet/src/components/DropdownMenu/DropdownMenu.tsx
@@ -57,11 +57,11 @@ export const DropdownMenu = ({ isPopup }: DropdownMenuProps): React.ReactElement
       placement="bottomRight"
       trigger={['click']}
     >
-      {process.env.USE_MULTI_WALLET === 'true' ? (
+      {process.env.USE_MULTI_WALLET === 'true' && walletName ? (
         <div className={styles.profileDropdownTrigger}>
           <ProfileDropdown.Trigger
             title={addEllipsis(walletName, titleCharBeforeEll, titleCharAfterEll)}
-            subtitle={getActiveWalletSubtitle(cardanoWallet.source.account)}
+            subtitle={getActiveWalletSubtitle(cardanoWallet?.source.account)}
             active={isDropdownMenuOpen}
             profile={
               activeWalletAvatar
diff --git a/apps/browser-extension-wallet/src/components/MainMenu/DropdownMenuOverlay/components/UserAvatar.tsx b/apps/browser-extension-wallet/src/components/MainMenu/DropdownMenuOverlay/components/UserAvatar.tsx
index d8e8eae3a..078c3caa8 100644
--- a/apps/browser-extension-wallet/src/components/MainMenu/DropdownMenuOverlay/components/UserAvatar.tsx
+++ b/apps/browser-extension-wallet/src/components/MainMenu/DropdownMenuOverlay/components/UserAvatar.tsx
@@ -15,7 +15,7 @@ export const UserAvatar = ({ walletName, isPopup, avatar }: UserAvatarProps): Re
     {avatar ? (
       <Image src={avatar} className={styles.userAvatarImage} preview={false} />
     ) : (
-      <span>{walletName[0]?.toUpperCase()}</span>
+      <span>{walletName && walletName[0]?.toUpperCase()}</span>
     )}
   </div>
 );