Sagot :
Answer:
If you’re working with a frozen PC, hit CTRL + ALT + Delete, then click “End Task” to force-quit any or all applications.
Problem 2:
Ensure the Monitor Cables are Secure.
Review your DVI and HDMI Cable Configuration.
Ensure the Monitor Cables are Not Damaged.
Reset Power Management Options and Disable the Screen Saver.
Obtain the latest Video Card Driver.
Try the Monitor on Another Computer.
Repair or Replace the LCD monitor.