# Disables browser sign-in

--- a/components/signin/core/browser/signin_manager_base.cc
+++ b/components/signin/core/browser/signin_manager_base.cc
@@ -159,7 +159,7 @@
 bool SigninManagerBase::IsInitialized() const { return initialized_; }
 
 bool SigninManagerBase::IsSigninAllowed() const {
-  return client_->GetPrefs()->GetBoolean(prefs::kSigninAllowed);
+  return false;
 }
 
 AccountInfo SigninManagerBase::GetAuthenticatedAccountInfo() const {