What if the computer resolution doesn't adjust?

Adjust screen resolution: Right click on the desktop Space--> Select Properties--> switch to the Settings tab--> under "screen resolution" There is a slider, pull left or right to adjust--> normal, screen resolution of at least five more than the mode, such as 800x600, 1024x768, 1152x864, 1280x720, 1440x900, such as more than five; in most cases, the resolution is not a problem, because the graphics driver is abnormal or not installed graphics driver caused;

　Resolution of screen resolution cannot be adjusted:

The first step: to see if the video card driver is normal, right-click on "My Computer"--> Select "Properties"--> switch to the Hardware tab--> Click Device Manager--> in the pop-up Device Manager window, expand the + number in front of the display card to view the display card "If there is an exclamation point, question mark, or an exclamation or question mark in another location in Device Manager--> If there is a significant card driver or other hardware driver abnormal or not installed;

The second step: Baidu Search "Drive Wizard", download installation Driver Wizard Software--> Open the Driver wizard interface, the program will automatically detect the current system abnormal or not installed drive hardware devices, after testing, in the "Basic state" click "Upgrade Driver", wait until the upgrade is complete, restart the computer;

Step three: Repeat the first step to see if all the exclamation points, question marks, etc. in Device Manager disappear, if it disappears, the driver is installed properly, the right mouse button clicks on the Desktop space--> Select "Properties"--> switch to the Settings tab--> in "screen resolution" There is a slider below, to the left or right to pull the adjustment, resolution can not adjust the problem should be resolved.

In short, the basic resolution of the problem, is due to graphics driver exception or not installed graphics driver caused by reinstalling the video driver can solve the problem.