How to configure Switching keyboard layouts in Ubuntu 20.04 LTS on Alt + Shift?
Answer 1, Authority 100%
Set GNOME-TWEAKS (if not changed gnome on xfce or something else) and then find the section Keyboard & amp; Mouse
, click Additional Layout Options
Open the Switching to Another Layout
, put the “bird” (just in case there is a separate item for left ALT kbd>and SHIFT kbd>) and finally do restart.