You may have installed other tablet drivers or opened the drawing software when installing the driver. Please uninstall all drivers and close the drawing software, then reinstall the Huion driver. It's better to restart your computer after finishing the installation.
1. Make sure you are using the pen that originally came with your tablet.2. Make sure you installed the driver correctly.
1. Make sure the Press Keys function were enabled in the driver.2. Make sure you have correctly defined the Press Keys.3. Check if the press lock switch is on the unlock position.
When pressing the side button, please make sure that the nib didn't touch the tablet surface and the distance between the nib and surface is within 10mm.
If your problem is not resolved, please clickFAQsto view more troubleshooting methods or email us(service@huion.com).