You are probably going to have to power it off and then back on. Then try the following once you are back in Windows.
1. Go into "Control Panel" and click the "Power Options".
2. Next to the plan that is currently selected click "Change Plan Settings".
3. Now click "Change Advanced Power Settings".
4. Open the "Sleep Setting" and find "Hybrid Sleep"
5. Change/set it to allow.
6. Now click "Apply" and then click "OK".
7. Finally shut down and power up the computer.
Try updating the power management drivers.
First make sure that the laptop is using the most current version of the power management software. If not, update the drivers. Follow these steps:
1. Go to "Control Panel" and then click "Device Manager".
2. Double click and...