Solved the problem by following the accepted comment on this post:
https://askubuntu.com/questions/1242110/after-upgrading-to-ubuntu-20-04-lockscreen-not-working
`$ sudo dpkg-reconfigure gdm3`
-> Choose gdm3
Don't forget to reboot. Also, it seems the error message that the gdm service
cannot be st
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: gnome-shell (Ubuntu)
Status: New => Confirmed
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Possibly worth noting--
I have the default keyboard shortcut set to lock the screen (Super + L).
Using that keyboard shortcut does nothing. However, I am able to lock
the screen by selecting 'Lock' from the gnome-shell menu on the top
navigation bar.
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Thanks. I am out of ideas but maybe subscribe to bug 1877746 too.
** Changed in: gnome-shell (Ubuntu)
Status: Incomplete => New
** Tags added: lock lock-screen
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Here are the settings I had before running those commands:
$ gsettings get org.gnome.desktop.lockdown disable-lock-screen
false
$ gsettings get org.gnome.desktop.screensaver lock-delay
uint32 1800
$ gsettings get org.gnome.desktop.screensaver lock-enabled
true
After setting the lock delay to 0
Please run this command and tell us what you get:
gsettings get org.gnome.desktop.lockdown disable-lock-screen
Also your lock delay is set to 1800 (30 minutes?) so please try:
gsettings set org.gnome.desktop.screensaver lock-delay 0
gsettings set org.gnome.desktop.screensaver lock-enabled
