diff --git a/.env.defaults b/.env.defaults
index c9d03e485..33c1a64e1 100644
--- a/.env.defaults
+++ b/.env.defaults
@@ -30,6 +30,7 @@ SUPPORT_ARBITRUM_NOVA=false
 SUPPORT_SWAP_QUOTE_REFRESH=false
 SUPPORT_ACHIEVEMENTS_BANNER=false
 SUPPORT_NFT_SEND=false
+HIDE_ISLAND_UI=true
 SUPPORT_THE_ISLAND=true
 SUPPORT_THE_ISLAND_ON_TENDERLY=false
 USE_MAINNET_FORK=false
diff --git a/background/features.ts b/background/features.ts
index e4a9b5c56..040ff38e7 100644
--- a/background/features.ts
+++ b/background/features.ts
@@ -23,6 +23,7 @@ export const RuntimeFlag = {
   SUPPORT_SWAP_QUOTE_REFRESH: process.env.SUPPORT_SWAP_QUOTE_REFRESH === "true",
   SUPPORT_CUSTOM_NETWORKS: process.env.SUPPORT_CUSTOM_NETWORKS === "true",
   SUPPORT_CUSTOM_RPCS: process.env.SUPPORT_CUSTOM_RPCS === "true",
+  HIDE_ISLAND_UI: process.env.HIDE_ISLAND_UI === "true",
   SUPPORT_THE_ISLAND: process.env.SUPPORT_THE_ISLAND === "true",
   SUPPORT_THE_ISLAND_ON_TENDERLY:
     process.env.SUPPORT_THE_ISLAND_ON_TENDERLY === "true",
diff --git a/ui/pages/Wallet.tsx b/ui/pages/Wallet.tsx
index 975194713..b9fe778f8 100644
--- a/ui/pages/Wallet.tsx
+++ b/ui/pages/Wallet.tsx
@@ -102,7 +102,7 @@ export default function Wallet(): ReactElement {
   return (
     <>
       <div className="page_content">
-        <WalletSubspaceLink />
+        {!isEnabled(FeatureFlags.HIDE_ISLAND_UI) && <WalletSubspaceLink />}
         <WalletAnalyticsNotificationBanner />
         <div className="section">
           <WalletAccountBalanceControl
@@ -116,7 +116,7 @@ export default function Wallet(): ReactElement {
         {!isEnabled(FeatureFlags.HIDE_TOKEN_FEATURES) && (
           <OnboardingOpenClaimFlowBanner />
         )}
-        <PortalBanner />
+        {!isEnabled(FeatureFlags.HIDE_ISLAND_UI) && <PortalBanner />}
         <div className="section">
           <SharedPanelSwitcher
             setPanelNumber={setPanelNumber}