Driver Power State Failure Stop Code 0X0000009F

This error is caused by an incompatibility between your computer’s power management and one or more installed drivers or services

 

Possible Fix:

  • A Stop 0x0000009F message might occur after installing a faulty device driver, system service, or software. If a Stop message lists a driver by name, disable, remove, or roll back the driver to correct the problem.
  • Try disabling Windows support for power management.
 

How:

  • Restart computer and keep pressing F8 as system boots

  • Use arrows keys to select safe mode

  • In safe mode go to start/settings/control panel

  • go to system icon

  • go to hardware tab

  • go to device manager

  • Right click on driver that you updated and click properties

  • Select driver tab rollback or uninstall

"Windows is a registered trademark of Microsoft Corporation in the United States and other countries."