It's a shortcut from the GNOME 2 days that few users will remember.
And if anyone really wants to keep it, they can use Settings to
assign <Alt>F1 to 'toggle-overview'.
https://discourse.gnome.org/t/difference-between-show-the-overview-and-show-the-activities-overview-keyboard-shortcuts/6572
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1871>
if (sessionMode.isPrimary)
_loadDefaultStylesheet();
- wm.setCustomKeybindingHandler('panel-main-menu',
- Shell.ActionMode.NORMAL |
- Shell.ActionMode.OVERVIEW,
- sessionMode.hasOverview ? overview.toggle.bind(overview) : null);
wm.allowKeybinding('overlay-key', Shell.ActionMode.NORMAL |
Shell.ActionMode.OVERVIEW);