Also note your libdrm packages are not from any official Ubuntu update and are unsupported:
libdrm-amdgpu1 2.4.107-1028 [origin: ubuntu focal] libdrm-common 2.4.107-1028 [origin: ubuntu focal] libdrm-intel1 2.4.107-1028 [origin: ubuntu focal] libdrm-nouveau2 2.4.107-1028 [origin: ubuntu focal] libdrm-radeon1 2.4.107-1028 [origin: ubuntu focal] libdrm2 2.4.107-1028 [origin: ubuntu focal] Please try installing the official versions with: sudo apt install --reinstall libdrm-amdgpu1/focal-updates libdrm- common/focal-updates libdrm-intel1/focal-updates libdrm-nouveau2/focal- updates libdrm-radeon1/focal-updates libdrm2/focal-updates and then reboot. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1945309 Title: Screen flickering on Ubuntu 20.04 - HP Spectre X360 with Intel Skylake GT2 [HD Graphics 520] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1945309/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs