You need to download at least two files: https://kernel.ubuntu.com/~kernel-ppa/mainline/drm- tip/2021-08-09/amd64/linux-image- unsigned-5.14.0-051400rc5drmtip20210809-generic_5.14.0-051400rc5drmtip20210809.202108082205_amd64.deb
https://kernel.ubuntu.com/~kernel-ppa/mainline/drm- tip/2021-08-09/amd64/linux- modules-5.14.0-051400rc5drmtip20210809-generic_5.14.0-051400rc5drmtip20210809.202108082205_amd64.deb and then install them together: sudo dpkg -i linux*drmtip20210809*.deb -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1937072 Title: [Lenovo Yoga Slim 7 14IIL05] PSR causes incomplete screen redraws To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1937072/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs