diff --git a/packages/extension-base/src/koni/background/handlers/State.ts b/packages/extension-base/src/koni/background/handlers/State.ts
index 8354010df8f..c5fa1c075d5 100644
--- a/packages/extension-base/src/koni/background/handlers/State.ts
+++ b/packages/extension-base/src/koni/background/handlers/State.ts
@@ -1229,9 +1229,9 @@ export default class KoniState {
       throw new BitcoinProviderError(BitcoinProviderErrorType.INVALID_PARAMS, t('Not found payload to sign'));
     }
 
-    if (!isHex(psbt)) {
-      throw new BitcoinProviderError(BitcoinProviderErrorType.INVALID_PARAMS, t('Psbt to be signed must be base64-encoded'));
-    }
+    // if (!isHex(psbt)) {
+    //   throw new BitcoinProviderError(BitcoinProviderErrorType.INVALID_PARAMS, t('Psbt to be signed must be base64-encoded'));
+    // }
 
     let canSign = true;
 
diff --git a/packages/extension-base/src/services/request-service/handler/BitcoinRequestHandler.ts b/packages/extension-base/src/services/request-service/handler/BitcoinRequestHandler.ts
index 635f32e4caa..4b4332aba76 100644
--- a/packages/extension-base/src/services/request-service/handler/BitcoinRequestHandler.ts
+++ b/packages/extension-base/src/services/request-service/handler/BitcoinRequestHandler.ts
@@ -204,15 +204,13 @@ export default class BitcoinRequestHandler {
         keyring.unlockPair(pair.address);
       }
 
-      // Finalize all inputs in the Psbt
-
       // Sign the Psbt using the pair's bitcoin object
       const signedTransaction = pair.bitcoin.signTransaction(psbt, signingIndexes[address]);
 
       return signedTransaction.finalizeAllInputs();
     });
 
-    const psbtCombine = new Psbt().combine(...psbtList);
+    const psbtCombine = psbtList[0].combine(...psbtList);
 
     const transactionObj = psbt.extractTransaction();
 
diff --git a/packages/extension-koni-ui/src/Popup/Confirmations/parts/Sign/Bitcoin.tsx b/packages/extension-koni-ui/src/Popup/Confirmations/parts/Sign/Bitcoin.tsx
index 5a4b0d23dad..9cd664be620 100644
--- a/packages/extension-koni-ui/src/Popup/Confirmations/parts/Sign/Bitcoin.tsx
+++ b/packages/extension-koni-ui/src/Popup/Confirmations/parts/Sign/Bitcoin.tsx
@@ -64,7 +64,7 @@ const Component: React.FC<Props> = (props: Props) => {
   const chain = useGetChainInfoByChainId(chainId);
   const checkUnlock = useUnlockChecker();
 
-  const signMode = useMemo(() => getSignMode(account || accounts[0]?.address), [account, accounts]);
+  const signMode = useMemo(() => getSignMode(account || accounts[0]), [account, accounts]);
   const isLedger = useMemo(() => signMode === AccountSignMode.LEDGER, [signMode]);
   const isMessage = isBitcoinMessage(payload);
 
@@ -147,7 +147,7 @@ const Component: React.FC<Props> = (props: Props) => {
     setLoading(true);
 
     setTimeout(() => {
-      const signPromise = isMessage ? ledgerSignMessage(u8aToU8a(hashPayload), account.accountIndex, account.addressOffset) : ledgerSignTransaction(hexToU8a(hashPayload), account.accountIndex, account.addressOffset);
+      const signPromise = isMessage ? ledgerSignMessage(u8aToU8a(hashPayload), account?.accountIndex, account?.addressOffset) : ledgerSignTransaction(hexToU8a(hashPayload), account?.accountIndex, account?.addressOffset);
 
       signPromise
         .then(({ signature }) => {
@@ -158,7 +158,7 @@ const Component: React.FC<Props> = (props: Props) => {
           setLoading(false);
         });
     });
-  }, [account.accountIndex, account.addressOffset, hashPayload, isLedgerConnected, isMessage, ledger, ledgerSignMessage, ledgerSignTransaction, onApproveSignature, refreshLedger]);
+  }, [account?.accountIndex, account?.addressOffset, hashPayload, isLedgerConnected, isMessage, ledger, ledgerSignMessage, ledgerSignTransaction, onApproveSignature, refreshLedger]);
 
   const onConfirmInject = useCallback(() => {
     console.error('Not implemented yet');
diff --git a/packages/extension-koni-ui/src/Popup/Confirmations/variants/BitcoinSignPsbtConfirmation.tsx b/packages/extension-koni-ui/src/Popup/Confirmations/variants/BitcoinSignPsbtConfirmation.tsx
index bf14e6cc0b5..65cba51ee0d 100644
--- a/packages/extension-koni-ui/src/Popup/Confirmations/variants/BitcoinSignPsbtConfirmation.tsx
+++ b/packages/extension-koni-ui/src/Popup/Confirmations/variants/BitcoinSignPsbtConfirmation.tsx
@@ -22,7 +22,7 @@ interface Props extends ThemeProps {
 function Component ({ className, request, type }: Props) {
   const { id, payload } = request;
   const { t } = useTranslation();
-  const { account } = payload;
+  const { accounts } = payload;
 
   const onClickDetail = useOpenDetailModal();
 
@@ -36,14 +36,16 @@ function Component ({ className, request, type }: Props) {
         <div className='description'>
           {t('You are approving a request with the following account')}
         </div>
-        <AccountItemWithName
-          accountName={account.name}
-          address={account.address}
-          avatarSize={24}
-          className='account-item'
-          isSelected={true}
-          proxyId={account.proxyId}
-        />
+        {accounts.map((account) =>
+          <AccountItemWithName
+            accountName={account.name}
+            address={account.address}
+            avatarSize={24}
+            className='account-item'
+            isSelected={true}
+            key={account.address}
+            proxyId={account.proxyId}
+          />)}
         <div>
           <Button
             icon={<ViewDetailIcon />}
@@ -64,7 +66,10 @@ function Component ({ className, request, type }: Props) {
         title={t('Message details')}
       >
         <MetaInfo.Data>
-
+          {JSON.stringify(request.payload.payload.txInput)}
+        </MetaInfo.Data>
+        <MetaInfo.Data>
+          {JSON.stringify(request.payload.payload.txOutput)}
         </MetaInfo.Data>
       </BaseDetailModal>
     </>