php editor Strawberry will give you the answer: The jittering and flickering lines on the computer screen may be caused by loose connection cables, poor heat dissipation of the graphics card, driver problems, etc. First check whether the connection cable is secure, clean the graphics card cooling fan and update the driver. If the problem is still not solved, it may be a hardware failure. It is recommended to contact professional maintenance personnel for repair in time. Keeping your computer cool and cleaning dust regularly are also effective ways to prevent screen jitter.
1. Graphics card failure
If you use the computer for a long time, it may cause problems with the graphics card, leading to rendering failure, and then appear Lines flicker.
In this case, the user only needs to shut down the computer for a period of time to allow the graphics card to rest and restore performance, and then restart the computer to solve the problem.
2. External magnetic field
If there is a strong magnetic field in the environment where the computer is located, this situation will also occur. The user needs to place the computer in an open environment for testing.
If the line jitter disappears, it means there is external magnetic field interference. Users only need to remove electronic equipment, magnetized items, etc. near the computer to solve the problem.
3. Refresh rate error
This situation may also be because the computer refresh rate is set too low. The user needs to mail the desktop, click, and go to the advanced display settings Set the refresh rate to at least 60Hz.
4. Connection problem
If the computer connection is wrong or the contact is poor, this problem will also occur. At this time, the user can only solve it by reconnecting or replacing the data cable.
5. Monitor aging
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