diff --git a/.github/workflows/.auto-respond-pr.yml.swp b/.github/workflows/.auto-respond-pr.yml.swp
new file mode 100644
index 00000000..4dd02ca8
Binary files /dev/null and b/.github/workflows/.auto-respond-pr.yml.swp differ
diff --git a/overrides/windows-override.json b/overrides/windows-override.json
index 66ad83ca..eefaf867 100644
--- a/overrides/windows-override.json
+++ b/overrides/windows-override.json
@@ -383,6 +383,30 @@
                 }
             }
         },
+        "webCompat": {
+            "state": "enabled",
+            "settings": {
+                "modifyCookies": {
+                    "state": "enabled",
+                    "changes": []
+                },
+                "domains": [
+                    {
+                        "domain": "msn.com",
+                        "patchSettings": [
+                            {
+                                "op": "add",
+                                "path": "/modifyCookies/changes/-",
+                                "value": {
+                                    "key": "is_ms_teams_iframe",
+                                    "action": "delete"
+                                }
+                            }
+                        ]
+                    }
+                ]
+            }
+        },
         "windowsSpellChecker": {
             "state": "enabled"
         },
diff --git a/schema/features/webcompat.ts b/schema/features/webcompat.ts
index 89bd7577..2e68a71b 100644
--- a/schema/features/webcompat.ts
+++ b/schema/features/webcompat.ts
@@ -39,7 +39,19 @@ type FullWebCompatOptions = CSSInjectFeatureSettings<{
     plainTextViewPort: StateToggle;
     modifyLocalStorage: {
         state: StateToggle;
-        changes: any[];
+        changes: {
+            key: string;
+            action: 'delete';
+        }[];
+    };
+    modifyCookies: {
+        state: StateToggle;
+        changes: {
+            key: string;
+            action: 'delete';
+            path?: string;
+            domain?: string;
+        }[];
     };
 }>;
 export type WebCompatSettings = Partial<FullWebCompatOptions>;