Install arandr by entering the following commands in the terminal:
sudo apt update sudo apt install arandr
Description:
Simple visual front end for XRandR
ARandR is a visual front end for XRandR 1.2/1.3 (per display options), which provides full control over positioning, saving and loading to/from shell scripts and easy integration with other applications.
Homepage: http://christian.amsuess.com/tools/arandr/
Version: 0.1.9-2
Section: universe/x11