no video input', 'entering sleep mode'- My monitor shows this and stops working for a while time to time. It's not the monitor's fault, I've checked with another PC. The cables have
Display is black when device is powered ON and wakeup from Sleep - Microsoft Q&A
Monitor Going to Sleep? See How to Get Screen out of Sleep Mode! - MiniTool
PC Monitor Won't Sleep Automatically (Windows 10) - FIXED
SOLVED] Computer Won't Wake Up From Sleep Windows 11/10 - Driver Easy