Hello Joseph, Thank you for your response. Unfortunately, installing and running the latest upstream kernel, version 4.18.4-041804.201808220230, did not solve my problem - the banding is still clearly visible, so I added an appropriate tag.
** Tags added: kernel-bug-exists-upstream ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1788308 Title: [Regression] Colour banding appears on Lenovo B50-80 integrated display To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1788308/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs