Sometimes Ubuntu 22.04 breaks when I put it to sleep. It sometimes has to repair the file system as well.
This recently happened, and as I hard rebooted I saw only one monitor was working. Having now idea what was going on I Googled and found:
The first comment about a video driver…
So I checked, low and behold, my video driver was not being used. I chose the latest and greatest Nvidia proprietary driver and now I’m good to go 🤷