diff --git a/api/PaymentMethodChangeEvent.json b/api/PaymentMethodChangeEvent.json
index 36470e048430c1..a1cf95f758fb8b 100644
--- a/api/PaymentMethodChangeEvent.json
+++ b/api/PaymentMethodChangeEvent.json
@@ -38,7 +38,7 @@
           "safari_ios": "mirror",
           "samsunginternet_android": "mirror",
           "webview_android": {
-            "version_added": false
+            "version_added": "136"
           },
           "webview_ios": "mirror"
         },
@@ -87,7 +87,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -136,7 +136,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -185,7 +185,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
diff --git a/api/PaymentRequest.json b/api/PaymentRequest.json
index 658b8dd7e74b8c..848cb9911a1ec0 100644
--- a/api/PaymentRequest.json
+++ b/api/PaymentRequest.json
@@ -44,7 +44,7 @@
           "safari_ios": "mirror",
           "samsunginternet_android": "mirror",
           "webview_android": {
-            "version_added": false
+            "version_added": "136"
           },
           "webview_ios": "mirror"
         },
@@ -94,7 +94,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -188,7 +188,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -239,7 +239,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -285,7 +285,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -376,7 +376,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -460,7 +460,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -507,7 +507,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -553,7 +553,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -600,7 +600,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -646,7 +646,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -696,7 +696,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
diff --git a/api/PaymentRequestUpdateEvent.json b/api/PaymentRequestUpdateEvent.json
index a183f7d9eae563..9ceb3ccc4944e7 100644
--- a/api/PaymentRequestUpdateEvent.json
+++ b/api/PaymentRequestUpdateEvent.json
@@ -42,7 +42,7 @@
           "safari_ios": "mirror",
           "samsunginternet_android": "mirror",
           "webview_android": {
-            "version_added": false
+            "version_added": "136"
           },
           "webview_ios": "mirror"
         },
@@ -90,7 +90,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -126,7 +126,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -175,7 +175,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
diff --git a/api/PaymentResponse.json b/api/PaymentResponse.json
index 48826cac895313..1dfee7e04da172 100644
--- a/api/PaymentResponse.json
+++ b/api/PaymentResponse.json
@@ -42,7 +42,7 @@
           "safari_ios": "mirror",
           "samsunginternet_android": "mirror",
           "webview_android": {
-            "version_added": false
+            "version_added": "136"
           },
           "webview_ios": "mirror"
         },
@@ -95,7 +95,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -148,7 +148,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -201,7 +201,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -255,7 +255,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -308,7 +308,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -361,7 +361,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -414,7 +414,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -467,7 +467,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -524,7 +524,7 @@
               "version_added": "10.0"
             },
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -577,7 +577,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -630,7 +630,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
@@ -683,7 +683,7 @@
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
             "webview_android": {
-              "version_added": false
+              "version_added": "136"
             },
             "webview_ios": "mirror"
           },
diff --git a/html/elements/iframe.json b/html/elements/iframe.json
index 858b125d6f4dce..d5c7040be9e870 100644
--- a/html/elements/iframe.json
+++ b/html/elements/iframe.json
@@ -993,7 +993,9 @@
                 },
                 "safari_ios": "mirror",
                 "samsunginternet_android": "mirror",
-                "webview_android": "mirror",
+                "webview_android": {
+                  "version_added": "136"
+                },
                 "webview_ios": "mirror"
               },
               "status": {
@@ -1516,7 +1518,9 @@
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
+              "webview_android": {
+                "version_added": "136"
+              },
               "webview_ios": "mirror"
             },
             "status": {
diff --git a/http/headers/Feature-Policy.json b/http/headers/Feature-Policy.json
index 221a85eaec4a15..3da6c6ca08d754 100644
--- a/http/headers/Feature-Policy.json
+++ b/http/headers/Feature-Policy.json
@@ -968,7 +968,9 @@
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
+              "webview_android": {
+                "version_added": "136"
+              },
               "webview_ios": "mirror"
             },
             "status": {
diff --git a/http/headers/Permissions-Policy.json b/http/headers/Permissions-Policy.json
index abee2b6d9bd641..a8051531c18edb 100644
--- a/http/headers/Permissions-Policy.json
+++ b/http/headers/Permissions-Policy.json
@@ -1023,7 +1023,9 @@
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
+              "webview_android": {
+                "version_added": "136"
+              },
               "webview_ios": "mirror"
             },
             "status": {