It seems the case for many users that their computer couldn’t function the operation of sleep properly.
You Can update/Reinstall Display Driver from Device manager or you can visit the device manufacturer for the latest available driver and install the same. Make sure the Installed display driver/Graphics driver is updated and compatible with the current windows version.
Windows 10 does not resume sleep mode, this issue may be related to a driver problem especially the Display Driver.
Connect the Power code (Charging adapter) Charge the battery for some minutes.