Tested with the Deco 01 v2 tablet.
Download latest Linux drivers: https://www.xp-pen.com/download/file/id/1591/ext/zip.html
Extract where ever you want.
Edit the Pentablet_Driver.sh file (rem or remove the lines) or create a new sh file in Linux_Pentablet_V1.2.1 :
LD_LIBRARY_PATH=dirname/lib export LD_LIBRARY_PATH ./Pentablet_Driver "@"
set as executable and run with sudo.