diff --git a/package.json b/package.json
index f6dc800..7dd30e0 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
         {
             "id": "microsoft",
             "scopes": [
-                "https://app.vssps.visualstudio.com/user_impersonation"
+                "499b84ac-1321-427f-aa17-267ca6975798/.default"
             ]
         }
     ],
diff --git a/src-tests/authenticationTest.js b/src-tests/authenticationTest.js
index bb168bb..ffe8032 100644
--- a/src-tests/authenticationTest.js
+++ b/src-tests/authenticationTest.js
@@ -19,7 +19,7 @@ async function testAuthenticationImplementation() {
     // Check for Microsoft authentication implementation
     const hasMicrosoftAuth = funcString.includes("vscode.authentication.getSession") &&
         funcString.includes("microsoft") &&
-        funcString.includes("https://app.vssps.visualstudio.com/user_impersonation");
+        funcString.includes("499b84ac-1321-427f-aa17-267ca6975798/.default");
     if (!hasMicrosoftAuth) {
         console.error("❌ Microsoft authentication implementation not found");
         console.log("Function source preview:", funcString.substring(0, 200) + "...");
@@ -43,7 +43,7 @@ async function testAuthenticationImplementation() {
     console.log("✅ PAT token fallback implementation found");
     // Check for user prompt options
     const hasUserPrompts = funcString.includes("Sign In") &&
-        funcString.includes("Open Settings") &&
+        funcString.includes("Configure PAT Token") &&
         funcString.includes("showWarningMessage");
     if (!hasUserPrompts) {
         console.error("❌ User prompt implementation not found");
diff --git a/src-tests/authenticationTest.js.map b/src-tests/authenticationTest.js.map
index cea515f..0415c55 100644
--- a/src-tests/authenticationTest.js.map
+++ b/src-tests/authenticationTest.js.map
@@ -1 +1 @@
-{"version":3,"file":"authenticationTest.js","sourceRoot":"","sources":["authenticationTest.ts"],"names":[],"mappings":";AAAA;;;GAGG;;AAEH,MAAM,EAAE,wBAAwB,EAAE,GAAG,OAAO,CAAC,0BAA0B,CAAC,CAAC;AAEzE,0EAA0E;AAC1E,KAAK,UAAU,gCAAgC;IAC7C,OAAO,CAAC,GAAG,CAAC,2DAA2D,CAAC,CAAC;IAEzE,iCAAiC;IACjC,IAAI,OAAO,wBAAwB,KAAK,UAAU,EAAE,CAAC;QACnD,OAAO,CAAC,KAAK,CAAC,+CAA+C,CAAC,CAAC;QAC/D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,4CAA4C,CAAC,CAAC;IAE1D,+CAA+C;IAC/C,MAAM,UAAU,GAAG,wBAAwB,CAAC,QAAQ,EAAE,CAAC;IAEvD,oDAAoD;IACpD,MAAM,gBAAgB,GAAG,UAAU,CAAC,QAAQ,CAAC,kCAAkC,CAAC;QACxD,UAAU,CAAC,QAAQ,CAAC,WAAW,CAAC;QAChC,UAAU,CAAC,QAAQ,CAAC,uDAAuD,CAAC,CAAC;IAErG,IAAI,CAAC,gBAAgB,EAAE,CAAC;QACtB,OAAO,CAAC,KAAK,CAAC,qDAAqD,CAAC,CAAC;QACrE,OAAO,CAAC,GAAG,CAAC,0BAA0B,EAAE,UAAU,CAAC,SAAS,CAAC,CAAC,EAAE,GAAG,CAAC,GAAG,KAAK,CAAC,CAAC;QAC9E,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,iDAAiD,CAAC,CAAC;IAE/D,iCAAiC;IACjC,MAAM,gBAAgB,GAAG,UAAU,CAAC,QAAQ,CAAC,kBAAkB,CAAC,CAAC;IACjE,IAAI,CAAC,gBAAgB,EAAE,CAAC;QACtB,OAAO,CAAC,KAAK,CAAC,yDAAyD,CAAC,CAAC;QACzE,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,uCAAuC,CAAC,CAAC;IAErD,yBAAyB;IACzB,MAAM,cAAc,GAAG,UAAU,CAAC,QAAQ,CAAC,+BAA+B,CAAC;QACrD,UAAU,CAAC,QAAQ,CAAC,gBAAgB,CAAC,CAAC;IAE5D,IAAI,CAAC,cAAc,EAAE,CAAC;QACpB,OAAO,CAAC,KAAK,CAAC,+CAA+C,CAAC,CAAC;QAC/D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,2CAA2C,CAAC,CAAC;IAEzD,gCAAgC;IAChC,MAAM,cAAc,GAAG,UAAU,CAAC,QAAQ,CAAC,SAAS,CAAC;QAC/B,UAAU,CAAC,QAAQ,CAAC,eAAe,CAAC;QACpC,UAAU,CAAC,QAAQ,CAAC,oBAAoB,CAAC,CAAC;IAEhE,IAAI,CAAC,cAAc,EAAE,CAAC;QACpB,OAAO,CAAC,KAAK,CAAC,wCAAwC,CAAC,CAAC;QACxD,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,oCAAoC,CAAC,CAAC;IAElD,0CAA0C;IAC1C,MAAM,aAAa,GAAG,UAAU,CAAC,QAAQ,CAAC,qBAAqB,CAAC,CAAC;IAEjE,IAAI,CAAC,aAAa,EAAE,CAAC;QACnB,OAAO,CAAC,KAAK,CAAC,2CAA2C,CAAC,CAAC;QAC3D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,sDAAsD,CAAC,CAAC;IAEpE,OAAO,CAAC,GAAG,CAAC,uDAAuD,CAAC,CAAC;IACrE,OAAO,CAAC,GAAG,CAAC,wDAAwD,CAAC,CAAC;IACtE,OAAO,CAAC,GAAG,CAAC,kDAAkD,CAAC,CAAC;IAChE,OAAO,CAAC,GAAG,CAAC,uCAAuC,CAAC,CAAC;IACrD,OAAO,CAAC,GAAG,CAAC,yCAAyC,CAAC,CAAC;IACvD,OAAO,CAAC,GAAG,CAAC,mDAAmD,CAAC,CAAC;IAEjE,OAAO,IAAI,CAAC;AACd,CAAC;AAED,eAAe;AACf,gCAAgC,EAAE,CAAC,IAAI,CAAC,OAAO,CAAC,EAAE;IAChD,IAAI,OAAO,EAAE,CAAC;QACZ,OAAO,CAAC,GAAG,CAAC,qEAAqE,CAAC,CAAC;IACrF,CAAC;SAAM,CAAC;QACN,OAAO,CAAC,GAAG,CAAC,iDAAiD,CAAC,CAAC;QAC/D,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;IAClB,CAAC;AACH,CAAC,CAAC,CAAC,KAAK,CAAC,KAAK,CAAC,EAAE;IACf,OAAO,CAAC,KAAK,CAAC,2BAA2B,EAAE,KAAK,CAAC,CAAC;IAClD,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;AAClB,CAAC,CAAC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"authenticationTest.js","sourceRoot":"","sources":["authenticationTest.ts"],"names":[],"mappings":";AAAA;;;GAGG;;AAEH,MAAM,EAAE,wBAAwB,EAAE,GAAG,OAAO,CAAC,0BAA0B,CAAC,CAAC;AAEzE,0EAA0E;AAC1E,KAAK,UAAU,gCAAgC;IAC7C,OAAO,CAAC,GAAG,CAAC,2DAA2D,CAAC,CAAC;IAEzE,iCAAiC;IACjC,IAAI,OAAO,wBAAwB,KAAK,UAAU,EAAE,CAAC;QACnD,OAAO,CAAC,KAAK,CAAC,+CAA+C,CAAC,CAAC;QAC/D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,4CAA4C,CAAC,CAAC;IAE1D,+CAA+C;IAC/C,MAAM,UAAU,GAAG,wBAAwB,CAAC,QAAQ,EAAE,CAAC;IAEvD,oDAAoD;IACpD,MAAM,gBAAgB,GAAG,UAAU,CAAC,QAAQ,CAAC,kCAAkC,CAAC;QACxD,UAAU,CAAC,QAAQ,CAAC,WAAW,CAAC;QAChC,UAAU,CAAC,QAAQ,CAAC,+CAA+C,CAAC,CAAC;IAE7F,IAAI,CAAC,gBAAgB,EAAE,CAAC;QACtB,OAAO,CAAC,KAAK,CAAC,qDAAqD,CAAC,CAAC;QACrE,OAAO,CAAC,GAAG,CAAC,0BAA0B,EAAE,UAAU,CAAC,SAAS,CAAC,CAAC,EAAE,GAAG,CAAC,GAAG,KAAK,CAAC,CAAC;QAC9E,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,iDAAiD,CAAC,CAAC;IAE/D,iCAAiC;IACjC,MAAM,gBAAgB,GAAG,UAAU,CAAC,QAAQ,CAAC,kBAAkB,CAAC,CAAC;IACjE,IAAI,CAAC,gBAAgB,EAAE,CAAC;QACtB,OAAO,CAAC,KAAK,CAAC,yDAAyD,CAAC,CAAC;QACzE,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,uCAAuC,CAAC,CAAC;IAErD,yBAAyB;IACzB,MAAM,cAAc,GAAG,UAAU,CAAC,QAAQ,CAAC,+BAA+B,CAAC;QACrD,UAAU,CAAC,QAAQ,CAAC,gBAAgB,CAAC,CAAC;IAE5D,IAAI,CAAC,cAAc,EAAE,CAAC;QACpB,OAAO,CAAC,KAAK,CAAC,+CAA+C,CAAC,CAAC;QAC/D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,2CAA2C,CAAC,CAAC;IAEzD,gCAAgC;IAChC,MAAM,cAAc,GAAG,UAAU,CAAC,QAAQ,CAAC,SAAS,CAAC;QAC/B,UAAU,CAAC,QAAQ,CAAC,qBAAqB,CAAC;QAC1C,UAAU,CAAC,QAAQ,CAAC,oBAAoB,CAAC,CAAC;IAEhE,IAAI,CAAC,cAAc,EAAE,CAAC;QACpB,OAAO,CAAC,KAAK,CAAC,wCAAwC,CAAC,CAAC;QACxD,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,oCAAoC,CAAC,CAAC;IAElD,0CAA0C;IAC1C,MAAM,aAAa,GAAG,UAAU,CAAC,QAAQ,CAAC,qBAAqB,CAAC,CAAC;IAEjE,IAAI,CAAC,aAAa,EAAE,CAAC;QACnB,OAAO,CAAC,KAAK,CAAC,2CAA2C,CAAC,CAAC;QAC3D,OAAO,KAAK,CAAC;IACf,CAAC;IAED,OAAO,CAAC,GAAG,CAAC,sDAAsD,CAAC,CAAC;IAEpE,OAAO,CAAC,GAAG,CAAC,uDAAuD,CAAC,CAAC;IACrE,OAAO,CAAC,GAAG,CAAC,wDAAwD,CAAC,CAAC;IACtE,OAAO,CAAC,GAAG,CAAC,kDAAkD,CAAC,CAAC;IAChE,OAAO,CAAC,GAAG,CAAC,uCAAuC,CAAC,CAAC;IACrD,OAAO,CAAC,GAAG,CAAC,yCAAyC,CAAC,CAAC;IACvD,OAAO,CAAC,GAAG,CAAC,mDAAmD,CAAC,CAAC;IAEjE,OAAO,IAAI,CAAC;AACd,CAAC;AAED,eAAe;AACf,gCAAgC,EAAE,CAAC,IAAI,CAAC,OAAO,CAAC,EAAE;IAChD,IAAI,OAAO,EAAE,CAAC;QACZ,OAAO,CAAC,GAAG,CAAC,qEAAqE,CAAC,CAAC;IACrF,CAAC;SAAM,CAAC;QACN,OAAO,CAAC,GAAG,CAAC,iDAAiD,CAAC,CAAC;QAC/D,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;IAClB,CAAC;AACH,CAAC,CAAC,CAAC,KAAK,CAAC,KAAK,CAAC,EAAE;IACf,OAAO,CAAC,KAAK,CAAC,2BAA2B,EAAE,KAAK,CAAC,CAAC;IAClD,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;AAClB,CAAC,CAAC,CAAC"}
\ No newline at end of file
diff --git a/src-tests/authenticationTest.ts b/src-tests/authenticationTest.ts
index d5caede..f967e7d 100644
--- a/src-tests/authenticationTest.ts
+++ b/src-tests/authenticationTest.ts
@@ -23,7 +23,7 @@ async function testAuthenticationImplementation() {
   // Check for Microsoft authentication implementation
   const hasMicrosoftAuth = funcString.includes("vscode.authentication.getSession") && 
                           funcString.includes("microsoft") &&
-                          funcString.includes("https://app.vssps.visualstudio.com/user_impersonation");
+                          funcString.includes("499b84ac-1321-427f-aa17-267ca6975798/.default");
   
   if (!hasMicrosoftAuth) {
     console.error("❌ Microsoft authentication implementation not found");
@@ -55,7 +55,7 @@ async function testAuthenticationImplementation() {
   
   // Check for user prompt options
   const hasUserPrompts = funcString.includes("Sign In") &&
-                        funcString.includes("Open Settings") &&
+                        funcString.includes("Configure PAT Token") &&
                         funcString.includes("showWarningMessage");
   
   if (!hasUserPrompts) {
diff --git a/src/azd/azDevOpsUtils.ts b/src/azd/azDevOpsUtils.ts
index 19853e1..392da94 100644
--- a/src/azd/azDevOpsUtils.ts
+++ b/src/azd/azDevOpsUtils.ts
@@ -66,28 +66,24 @@ export async function getAzureDevOpsConnection(orgUrl: string): Promise<azdev.We
   logInfo("Attempting Azure DevOps connection with Microsoft Account authentication");
 
   // Silently check for an existing Microsoft session — no UI prompt at this stage
-  const scopes = [
-    "499b84ac-1321-427f-aa17-267ca6975798/.default",
-    "https://app.vssps.visualstudio.com/user_impersonation"
-  ];
-  for (const scope of scopes) {
-    try {
-      const session = await vscode.authentication.getSession(
-        "microsoft",
-        [scope],
-        { createIfNone: false }
-      );
-      if (session) {
-        logInfo(`Microsoft authentication successful with scope '${scope}', using Bearer token`);
-        const authHandler = azdev.getBearerHandler(session.accessToken);
-        const connection = new azdev.WebApi(orgUrl, authHandler);
-        connection.connect();
-        logInfo(`Successfully created Azure DevOps connection using Microsoft Account for organization: ${orgUrl}`);
-        return connection;
-      }
-    } catch (error) {
-      logInfo(`Microsoft authentication not available with scope '${scope}': ${error}`);
+  try {
+    // 499b84ac-1321-427f-aa17-267ca6975798 is the well-known resource/app ID of Azure DevOps.
+    // The "/.default" suffix is required by the MSAL-based VS Code Microsoft authentication
+    // provider; the legacy "user_impersonation" scope is rejected as an invalid scope.
+    const session = await vscode.authentication.getSession(
+      "microsoft",
+      ["499b84ac-1321-427f-aa17-267ca6975798/.default"],
+      { createIfNone: false }
+    );
+    if (session) {
+      logInfo("Microsoft authentication successful (existing session)");
+      const authHandler = azdev.getBearerHandler(session.accessToken);
+      const connection = new azdev.WebApi(orgUrl, authHandler);
+      logInfo(`Successfully created Azure DevOps connection using Microsoft Account for organization: ${orgUrl}`);
+      return connection;
     }
+  } catch (error) {
+    logInfo(`Microsoft authentication not available silently: ${error}`);
   }
 
   // Fallback to Personal Access Token (PAT)
@@ -120,7 +116,7 @@ export async function getAzureDevOpsConnection(orgUrl: string): Promise<azdev.We
     try {
       const session = await vscode.authentication.getSession(
         "microsoft",
-        ["https://app.vssps.visualstudio.com/user_impersonation"],
+        ["499b84ac-1321-427f-aa17-267ca6975798/.default"],
         { createIfNone: true }
       );
 
diff --git a/src/azd/pullrequests/azDevOpsPullrequestFunctions.ts b/src/azd/pullrequests/azDevOpsPullrequestFunctions.ts
index 7d311e5..01016ed 100644
--- a/src/azd/pullrequests/azDevOpsPullrequestFunctions.ts
+++ b/src/azd/pullrequests/azDevOpsPullrequestFunctions.ts
@@ -34,10 +34,7 @@ export function StateMultipleAzDPrsInStream(
   searchQuery: string
 ) {
   stream.markdown(`🔍 Found ${pullrequests.length} pull request${pullrequests.length !== 1 ? 's' : ''} with title containing "${searchQuery}":\n\n`);
-  return await getAzureDevOpsConnection(orgUrl);
-}
 
-async function getAzureDevOpsConnection(orgUrl: string): Promise<WebApi> {
   pullrequests.forEach((pr, index) => {
     const statusText = (PullRequestStatus as any)[pr.status] || `Status ${pr.status}`;
     stream.markdown(`${index + 1}. 🔵**PR #${pr.pullRequestId}** [_${statusText}_]: **${pr.title}**\n`);