diff -up chromium-113.0.5672.24/chrome/browser/media/router/media_router_feature.cc.disable-GlobalMediaControlsCastStartStop chromium-113.0.5672.24/chrome/browser/media/router/media_router_feature.cc
--- chromium-113.0.5672.24/chrome/browser/media/router/media_router_feature.cc.disable-GlobalMediaControlsCastStartStop	2023-04-07 13:54:52.562292026 +0200
+++ chromium-113.0.5672.24/chrome/browser/media/router/media_router_feature.cc	2023-04-07 13:57:41.470414086 +0200
@@ -68,7 +68,7 @@ BASE_FEATURE(kGlobalMediaControlsCastSta
 #else
 BASE_FEATURE(kGlobalMediaControlsCastStartStop,
              "GlobalMediaControlsCastStartStop",
-             base::FEATURE_ENABLED_BY_DEFAULT);
+             base::FEATURE_DISABLED_BY_DEFAULT);
 #endif  // BUILDFLAG(IS_CHROMEOS)
 #endif  // BUILDFLAG(IS_ANDROID)