Just a couple of adjustments that I usually make whenever I use GNOME as my default DE
Changing the timeout of the “App is not responding” popup.
The default time is set to 5 seconds. In order to change it to a higher value or to remove it, follow these steps.
- Open the terminal and paste these values:
To 60 seconds:
gsettings set org.gnome.mutter check-alive-timeout 60000
To completely disable it: