Disable hibernation

powercfg /hibernate off

What sleep states are available?

powercfg /availablesleepstates

What device caused last wake?

powercfg /lastwake

What device blocks sleep?

powercfg /requests

# Ignore driver
powercfg /requestsoverride DRIVER "Realtek High Definition Audio" System

# View ignored drivers
powercfg /requestsoverride