How to set the Win10 system monitor auto-off function

When the computer is not in use, turning off the monitor is a good way to save power. However, it is too much trouble for our users to do this, and the system itself can accomplish this task. The following is how Win10 sets the time to automatically turn off the display.
Operation Steps
First step, double-click the desktop control panel icon, open the control panel, find it in it and click to select <;Hardware and Sound”.
Tips: There is no control panel icon on the desktop. You can try to press the Win+R shortcut to open the control panel. If it is a large icon view, you can directly click to select “Power Options” to transition directly to the third step.
Step 2, in the hardware and sound interface, find and click on "Power Options”.
The third step, in the power options interface, click “ select the time to turn off the display on the left panel.
Step 4: In the Edit Plan Settings screen, click the down arrow behind the display and click inside to select the time period that you think is right for you.
The fifth step, after the setting is completed, click the bottom “Save Changes” button.
After completing the above steps, you can try to stop any operation, let the system idle, wait for the time you set, and see if the display will go out. If not, it may be that some programs keep the system running, press Win + D to minimize all programs and try again.