Posting because I think I’ve finally found the right combo of config changes to fix this on my machine, and just want to spread awareness. The issue(s): Graphics flickering (especially in cosmos DE while playing video) Occasional GPU issues, like flickering and windows going black, leading to full user session reset (especially while playing video in Chrome/Firefox) Failure to stay asleep (immediate wake from sleep) when a monitor was connected via HDMI (Caused by using the gpiolib_acpi.ignor...