Desktop can not set a (some) resolution of the processing ideas

Operation Steps:

1. See if the current monitor supports the resolution to be set

Right-click the "Change Resolution" option in the desktop space, tap "Advanced Settings" and click "List all Modes";

2. Confirm that there is an external display, if the external display to see if it is copy mode. In replication mode, the resolution can only be set to the maximum resolution value is the external device and the built-in display minimum resolution. For example: The computer resolution is 1280*1024, the external device resolution is the most 1024*768, when copying mode, the largest can set the resolution is 1024*768. The following illustration shows that only the 1024*768 and 800*600 two resolutions can be set. If you want to set the resolution separately, you can use the "extended" display, so that two display screen resolution can be set separately.

3. Update graphics driver

The NIC driver exception may cause the resolution to not load completely.

It is recommended that you use the CD driver if you have a random driver installation disc.

4. The above scheme operation is invalid, replace the video signal line and other monitor test. The different display uses the control chip different, may have the compatibility question. Signal line and monitor recommended to use the original, not original can not be tested, there may be compatibility issues.

5. If the above scheme is invalid, please bring the computer to the nearest service station to detect and debug