GlobalProtect App fails to connect to the GlobalProtect Portal when using Windows 365 and SAML authentication via the embedded browser

• The GlobalProtect App fails to connect to the GlobalProtect Portal when using Windows 365 and SAML authentication via the embedded browser
• GP App displays "Connecting... You are redirected to an embedded browser to authenticate and connect"
• Thereafter no message appears and displays "Not Connected"
• the GP client just shows,  but nothing actually happens and then it shows "Not Connected".

Then - 

• SAML authentication
• Embedded browser
• GlobalProtect App 6.2.8
• Windows 365

• The embedded browser did not receive the response from IDP within 30 sec of timeout.
• This is displayed in the PanGPA.log by the log message "webview2 callback timeout".

11:31:11:479 CPanSAMLView: clear autofill 
11:31:11:479 CPanSAMLView: clear server certificateerroractions 
11:31:11:527 ClearServerCertificateErrorActions Error 0 
11:31:11:529 NavigationStarting URL https://login.microsoftonline.com/9f8ff257-76bc-46c6-8b06-18664d42a197/saml2?SAMLRequest=xxxxxx
11:31:12:426 CPanSAMLView: Browser Process Exited    
11:31:33:003 Display the main panel when user click the tray icon.
11:31:33:010 Show the main panel.
11:31:41:482 CPanSAMLView::OnTimer webview2 callback timeout.  

1. Update the webview2 call back timeout registry to a value larger than 30s.
2. This is done by adding a new key in the registry of Windows.
3. Once the registry key is added, Restart the PanGPS service
4. The key is added under:

HKEY_LOCAL_MACHINE\SOFTWARE\Palo Alto Networks\GlobalProtect\Settings

• • keyname : webview2-timeout
  • type: string
  • Value: 60 (meaning 1 minute, can be longer)