In windowed method, this party is synchronous. Till you established Taken care of to accurate or even the celebration handler returns, the browser process is blocked and outgoing cross-method COM phone calls will are unsuccessful with RPC_E_CANTCALLOUT_ININPUTSYNCCALL. All CoreWebView2 solutions function, even so. In windowless manner, the event is asynchronous. https://peterb840prq2.cosmicwiki.com/user