Install keynav by entering the following commands in the terminal:
sudo apt update sudo apt install keynav
Description:
keyboard-driven mouse cursor mover
Keynav makes your keyboard a fast mouse cursor mover. You can move the cursor to any point on the screen with a few key strokes. It also simulates mouse click. You can do everything mouse can do with a keyboard.
Homepage: https://www.semicomplete.com/projects/keynav/
Version: 0.20110708.0-4
Section: universe/utils