- The webview cannot be run as an administrator.
- The webview cannot navigate to local HTML files (i.e:
file:///...
). - To navigate to
localhost
, you must add a loopback exception beforehand:
CheckNetIsolation.exe LoopbackExempt -a -n=Microsoft.Win32WebViewHost_cw5n1h2txyewy
These can be avoided by using the new Chromium Edge webview.