User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/111.0

Steps to reproduce:

1. Open Firefox by clicking on Firefox icon in Gnome Launcher.
2. Open further Firefox window by right-clicking on Firefox icon in Gnome Launcher and selecting 'New Window'.

Environment:
Fedora Linux 37
Gnome 43.4 (Wayland)

Actual results:

1. Spinning icon appears for about 15 seconds in Gnome Activities overview.
2. Preview of Firefox window in Gnome Activities overview is blank.

Expected results:

1. Firefox window should open immediately without showing spinning icon for about 15 seconds.
2. Preview of Firefox in Gnome Activities overview should show thumbnail of currently opened Firefox website (e.b. about:blank or google.com) instead of appearing blank.

The Bugbug bot thinks this bug should belong to the 'Core::Widget: Gtk' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Looks like a dupe of Bug 1827429.