Using an XP Pen Deco 1v2 or other similar xp pen tablet? This video talks you through the settings in the driver software, and why it is important to use the driver.
Link to the driver (for non managed PCs):
https://www.xp-pen.com/download-440.htmlVideo based on 1.6.4.200810 driver - the version 3 driver has a different user interface.