External Monitor Not Waking Up After Sleep? 7 Ways to Fix It
Usually, pressing any key or a mouse button should wake your monitor from sleep. If that doesn’t work on your external display, it could be due to the Deep Sleep feature, faulty drivers, or even damaged cables. You might have also tried a different key combination to wake the screen. Even if that doesn’t help, the only option is to force reboot the PC. However, this closes all the running apps and boots Windows from scratch, which makes the sleep feature kind of worthless....