According to https://wiki.ubuntu.com/Bugs/FindRightPackage#Hardware_Malfunctions this bug should have been reported against the Linux kernel.
** Package changed: ubuntu => linux (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1675473 Title: Tablet pressure sensitivy doesn't xork for non-wacom tablet since the 16.04 Status in linux package in Ubuntu: Incomplete Bug description: I am unable to work with Ubuntu and Blender since one year, because since the 16.04 my Huion Tablet (GT-220 screen tablet) doesn't detect the pressure sensitivity and it worked before. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1675473/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp