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Troubleshooting
Troubleshooting Power Management
The power management setting is not responding
Your computer's operating system may become unstable if a lower power state, such as Hibernate is initiated, and then changed
before the computer completely enters the lower power state.
To restore the computer to its normal operating stability
1 Close all open applications.
2 Press the Ctrl+Alt+Delete keys simultaneously and select Restart from the shut down menu drop-down list.
The computer restarts.
3 If the procedure does not work, press and hold the power button for four seconds or longer to shut down the computer.