diff --git a/web/src/components/MultisigMembers.tsx b/web/src/components/MultisigMembers.tsx
index b8ab627f..141f6b82 100644
--- a/web/src/components/MultisigMembers.tsx
+++ b/web/src/components/MultisigMembers.tsx
@@ -167,12 +167,12 @@ export const MultisigMembers: React.FC<MultisigMembersProps> = ({
       {multisigAddress && (
         <div className="mt-4 text-center">
           <a
-            href={`https://polkadot.js.org/apps/?rpc=ws://127.0.0.1:9944#/accounts/${multisigAddress}`}
+            href={`https://pezkuwichain.io/explorer/accounts/${multisigAddress}`}
             target="_blank"
             rel="noopener noreferrer"
             className="inline-flex items-center gap-2 text-sm text-blue-400 hover:text-blue-300"
           >
-            View on Polkadot.js
+            View on Explorer
             <ExternalLink className="h-4 w-4" />
           </a>
         </div>
diff --git a/web/src/components/PezkuwiWalletButton.tsx b/web/src/components/PezkuwiWalletButton.tsx
index 25353e44..c5077669 100644
--- a/web/src/components/PezkuwiWalletButton.tsx
+++ b/web/src/components/PezkuwiWalletButton.tsx
@@ -91,7 +91,7 @@ export const PezkuwiWalletButton: React.FC = () => {
             <DialogHeader>
               <DialogTitle className="text-white">Account Details</DialogTitle>
               <DialogDescription className="text-gray-400">
-                Your connected Polkadot account
+                Your connected Pezkuwi account
               </DialogDescription>
             </DialogHeader>
 
@@ -123,7 +123,7 @@ export const PezkuwiWalletButton: React.FC = () => {
               <div className="bg-gray-800/50 rounded-lg p-4">
                 <div className="text-sm text-gray-400 mb-1">Source</div>
                 <div className="text-white">
-                  {selectedAccount.meta.source || 'polkadot-js'}
+                  {selectedAccount.meta.source || 'pezkuwi'}
                 </div>
               </div>
 
@@ -174,29 +174,29 @@ export const PezkuwiWalletButton: React.FC = () => {
         Connect Wallet
       </Button>
 
-      {error && error.includes('install Polkadot.js') && (
+      {error && error.includes('extension') && (
         <Dialog open={!!error} onOpenChange={() => {}}>
           <DialogContent className="bg-gray-900 border-gray-800">
             <DialogHeader>
-              <DialogTitle className="text-white">Install Polkadot.js Extension</DialogTitle>
+              <DialogTitle className="text-white">Install Pezkuwi Wallet Extension</DialogTitle>
               <DialogDescription className="text-gray-400">
-                You need the Polkadot.js browser extension to connect your wallet
+                You need the Pezkuwi Wallet browser extension to connect your wallet
               </DialogDescription>
             </DialogHeader>
 
             <div className="space-y-4">
               <p className="text-gray-300">
-                The Polkadot.js extension allows you to manage your accounts and sign transactions securely.
+                The Pezkuwi Wallet extension allows you to manage your accounts and sign transactions securely.
               </p>
 
               <div className="flex gap-3">
                 <a
-                  href="https://polkadot.js.org/extension/"
+                  href="https://js.pezkuwichain.io"
                   target="_blank"
                   rel="noopener noreferrer"
                   className="flex-1"
                 >
-                  <Button className="w-full bg-orange-600 hover:bg-orange-700">
+                  <Button className="w-full bg-green-600 hover:bg-green-700">
                     <ExternalLink className="w-4 h-4 mr-2" />
                     Install Extension
                   </Button>
diff --git a/web/src/components/ReservesDashboard.tsx b/web/src/components/ReservesDashboard.tsx
index d1cd50ed..7f579ae7 100644
--- a/web/src/components/ReservesDashboard.tsx
+++ b/web/src/components/ReservesDashboard.tsx
@@ -245,7 +245,7 @@ export const ReservesDashboard: React.FC<ReservesDashboardProps> = ({
                 <AlertDescription>
                   <p className="font-semibold mb-2">How to Verify Reserves:</p>
                   <ol className="list-decimal list-inside space-y-1 text-sm">
-                    <li>Check on-chain wUSDT supply via Polkadot.js Apps</li>
+                    <li>Check on-chain wUSDT supply via Pezkuwi Explorer</li>
                     <li>Verify multisig account balance (if reserves on-chain)</li>
                     <li>Compare with off-chain treasury (bank/exchange account)</li>
                     <li>Ensure ratio ≥ 100%</li>
@@ -257,16 +257,16 @@ export const ReservesDashboard: React.FC<ReservesDashboardProps> = ({
                 <p className="text-sm text-gray-400 mb-3">Quick Links:</p>
                 <div className="space-y-2">
                   <a
-                    href="https://polkadot.js.org/apps/?rpc=ws://127.0.0.1:9944#/assets"
+                    href="https://pezkuwichain.io/explorer/assets"
                     target="_blank"
                     rel="noopener noreferrer"
                     className="flex items-center gap-2 text-blue-400 hover:text-blue-300 text-sm"
                   >
                     <ExternalLink className="h-4 w-4" />
-                    View wUSDT Asset on Polkadot.js
+                    View wUSDT Asset on Explorer
                   </a>
                   <a
-                    href="https://polkadot.js.org/apps/?rpc=ws://127.0.0.1:9944#/accounts"
+                    href="https://pezkuwichain.io/explorer/accounts"
                     target="_blank"
                     rel="noopener noreferrer"
                     className="flex items-center gap-2 text-blue-400 hover:text-blue-300 text-sm"
diff --git a/web/src/components/TransferModal.tsx b/web/src/components/TransferModal.tsx
index fdbcbf28..af09ad02 100644
--- a/web/src/components/TransferModal.tsx
+++ b/web/src/components/TransferModal.tsx
@@ -310,7 +310,7 @@ export const TransferModal: React.FC<TransferModalProps> = ({ isOpen, onClose, s
             {txStatus === 'signing' && (
               <div className="bg-yellow-500/10 border border-yellow-500/30 rounded-lg p-3">
                 <p className="text-yellow-400 text-sm">
-                  Please sign the transaction in your Polkadot.js extension
+                  Please sign the transaction in your Pezkuwi Wallet extension
                 </p>
               </div>
             )}
diff --git a/web/src/components/admin/CommissionSetupTab.tsx b/web/src/components/admin/CommissionSetupTab.tsx
index f7bcfb4e..3603a418 100644
--- a/web/src/components/admin/CommissionSetupTab.tsx
+++ b/web/src/components/admin/CommissionSetupTab.tsx
@@ -376,11 +376,11 @@ export function CommissionSetupTab() {
                   <div className="flex gap-2 mb-2">
                     <Button
                       onClick={() => {
-                        // Get wallet addresses from Polkadot.js extension
+                        // Get wallet addresses from Pezkuwi Wallet extension
                         // For now, show instruction
                         toast({
                           title: 'Get Addresses',
-                          description: 'Copy addresses from Polkadot.js wallet and paste below',
+                          description: 'Copy addresses from Pezkuwi Wallet and paste below',
                         });
                       }}
                       variant="outline"
diff --git a/web/src/components/wallet/WalletModal.tsx b/web/src/components/wallet/WalletModal.tsx
index e22e0523..f5bcb705 100644
--- a/web/src/components/wallet/WalletModal.tsx
+++ b/web/src/components/wallet/WalletModal.tsx
@@ -105,9 +105,9 @@ export const WalletModal: React.FC<WalletModalProps> = ({ isOpen, onClose }) =>
             {selectedAccount ? 'Wallet Connected' : 'Connect Wallet'}
           </DialogTitle>
           <DialogDescription>
-            {selectedAccount 
-              ? 'Manage your Polkadot account' 
-              : 'Connect your Polkadot.js extension to interact with PezkuwiChain'}
+            {selectedAccount
+              ? 'Manage your Pezkuwi account'
+              : 'Connect your Pezkuwi Wallet extension to interact with PezkuwiChain'}
           </DialogDescription>
         </DialogHeader>
 
@@ -116,20 +116,20 @@ export const WalletModal: React.FC<WalletModalProps> = ({ isOpen, onClose }) =>
           <div className="space-y-4">
             <div className="p-4 bg-yellow-500/10 border border-yellow-500/30 rounded-lg">
               <p className="text-sm text-yellow-300">
-                Polkadot.js extension not detected. Please install it to continue.
+                Pezkuwi Wallet extension not detected. Please install it to continue.
               </p>
             </div>
 
             <div className="flex gap-3">
               <a
-                href="https://polkadot.js.org/extension/"
+                href="https://js.pezkuwichain.io"
                 target="_blank"
                 rel="noopener noreferrer"
                 className="flex-1"
               >
-                <Button className="w-full bg-orange-600 hover:bg-orange-700">
+                <Button className="w-full bg-green-600 hover:bg-green-700">
                   <Chrome className="mr-2 h-4 w-4" />
-                  Install Extension
+                  Install Pezkuwi Wallet
                 </Button>
               </a>
             </div>
@@ -220,7 +220,7 @@ export const WalletModal: React.FC<WalletModalProps> = ({ isOpen, onClose }) =>
               <div>
                 <div className="text-xs text-gray-400 mb-1">Source</div>
                 <div className="text-sm text-gray-300">
-                  {selectedAccount.meta.source || 'polkadot-js'}
+                  {selectedAccount.meta.source || 'pezkuwi'}
                 </div>
               </div>
             </div>
@@ -230,7 +230,7 @@ export const WalletModal: React.FC<WalletModalProps> = ({ isOpen, onClose }) =>
               <Button
                 variant="outline"
                 className="flex-1"
-                onClick={() => window.open(`https://polkadot.js.org/apps/?rpc=ws://127.0.0.1:9944#/explorer`, '_blank')}
+                onClick={() => window.open(`https://pezkuwichain.io/explorer`, '_blank')}
               >
                 <ExternalLink className="mr-2 h-4 w-4" />
                 View on Explorer
@@ -306,13 +306,13 @@ export const WalletModal: React.FC<WalletModalProps> = ({ isOpen, onClose }) =>
                   className="w-full bg-gradient-to-r from-purple-600 to-cyan-400 hover:from-purple-700 hover:to-cyan-500"
                 >
                   <Wallet className="mr-2 h-4 w-4" />
-                  Connect Polkadot.js
+                  Connect Pezkuwi Wallet
                 </Button>
-                
+
                 <div className="text-sm text-gray-400 text-center">
-                  Don&apos;t have Polkadot.js?{' '}
+                  Don&apos;t have Pezkuwi Wallet?{' '}
                   <a
-                    href="https://polkadot.js.org/extension/"
+                    href="https://js.pezkuwichain.io"
                     target="_blank"
                     rel="noopener noreferrer"
                     className="text-purple-400 hover:underline"
diff --git a/web/src/contexts/ReferralContext.tsx b/web/src/contexts/ReferralContext.tsx
index bb7b6ae4..0df2b42e 100644
--- a/web/src/contexts/ReferralContext.tsx
+++ b/web/src/contexts/ReferralContext.tsx
@@ -124,7 +124,7 @@ export function ReferralProvider({ children }: { children: ReactNode }) {
         description: 'Please sign the transaction...',
       });
 
-      await initiateReferral(api, { address: account, meta: { source: 'polkadot-js' } } as Record<string, unknown>, referredAddress);
+      await initiateReferral(api, { address: account, meta: { source: 'pezkuwi' } } as Record<string, unknown>, referredAddress);
 
       toast({
         title: 'Success!',
diff --git a/web/src/pages/Developers.tsx b/web/src/pages/Developers.tsx
index 18d830c8..02658e5e 100644
--- a/web/src/pages/Developers.tsx
+++ b/web/src/pages/Developers.tsx
@@ -49,7 +49,7 @@ const unsub = await api.tx.balances
             <h2 className="text-2xl font-bold mb-2">Quick Start Guide</h2>
             <p className="text-gray-400 mb-4">Your first steps to building a dApp on PezkuwiChain.</p>
                           <ol className="list-decimal list-inside space-y-2">
-                            <li>Install the Polkadot.js extension.</li>
+                            <li>Install the Pezkuwi Wallet extension.</li>
                             <li>Get some testnet HEZ from the Faucet.</li>              <li>Clone a starter project from our GitHub.</li>
               <li>Start building!</li>
             </ol>
diff --git a/web/src/pages/Login.tsx b/web/src/pages/Login.tsx
index cf783d28..97ff6608 100644
--- a/web/src/pages/Login.tsx
+++ b/web/src/pages/Login.tsx
@@ -105,13 +105,13 @@ const Login: React.FC = () => {
       if (selectedAccount) {
         navigate('/');
       } else {
-        setError('Please select an account from your Polkadot.js extension');
+        setError('Please select an account from your Pezkuwi Wallet extension');
       }
     } catch (err) {
       if (import.meta.env.DEV) console.error('Wallet connection failed:', err);
       const errorMsg = err instanceof Error ? err.message : '';
       if (errorMsg?.includes('extension')) {
-        setError('Polkadot.js extension not found. Please install it first.');
+        setError('Pezkuwi Wallet extension not found. Please install it first.');
       } else {
         setError('Failed to connect wallet. Please try again.');
       }
@@ -366,11 +366,11 @@ const Login: React.FC = () => {
             disabled={loading}
           >
             <Wallet className="mr-2 h-4 w-4" />
-            {t('login.connectWallet', 'Connect with Polkadot.js')}
+            {t('login.connectWallet', 'Connect with Pezkuwi Wallet')}
           </Button>
 
           <p className="mt-2 text-xs text-center text-gray-500">
-            {t('login.walletHint', 'Connect your Polkadot wallet for instant access')}
+            {t('login.walletHint', 'Connect your Pezkuwi Wallet for instant access')}
           </p>
         </CardContent>
         
diff --git a/web/src/pages/Wiki.tsx b/web/src/pages/Wiki.tsx
index 7433930f..7677e7c3 100644
--- a/web/src/pages/Wiki.tsx
+++ b/web/src/pages/Wiki.tsx
@@ -16,7 +16,7 @@ const Wiki: React.FC = () => {
   const popularArticles = [
     'How to become a validator',
     'PezkuwiChain tokenomics explained',
-    'Connecting to the network with Polkadot.js',
+    'Connecting to the network with Pezkuwi Wallet',
     'Understanding the governance process',
   ];