Watch the video:
Timestamps:
0:00 - Explanation
0:32 - Change Power Plan settings
1:04 - Change what the power buttons do
1:40 - Disable hiberboot (Fast Startup/Hybrid shutdown)
2:56 - Disable hibernate
3:21 - More solutions (Updating, and Intel Management Engine)
3:58 - Check what motherboard you have
Press the power button, Windows shuts down, but your computer stays running? This video shows you a few methods to fix this common issue. By the end you should be able to turn it off completely, not having to worry about a noisy, bright or power-hungry computer running all night.