1th step: Directly in the XP system desktop blank right to select Properties to open the Display Properties program.
Note: More Display Properties Open method
Step 2nd: In the Open Display Properties program window, click the Settings tab and locate and click the Advanced button in the Settings tab.
Step 3rd: Click the Rightmost tab in the multiple monitors and Nvidia windows that are open, and locate and click the Start Nvidia Control Panel button in this tab.
4th step: In the Open Nvidia Control Panel window, click Adjust desktop color settings on the left, and in the right window in the brightness, drag to the left to turn the notebook screen dark, and drag to the right to turn the notebook screen on.
WIN7 System Notebook Screen Brightness adjustment method
Note: The WIN7 system can directly adjust the brightness of the notebook using the fn+ brightness adjustment, the computer Mutual aid network author in their own Shenzhou notebook can be adjusted, other notebooks have not tried, should also be OK. If you do not know fn+ which function key can adjust the brightness of the laptop screen, you can refer to the 3rd of this article adjustment method.
Step 1th: Use the shortcut key to start the key +r, type "powercfg.cpl" in the running window that appears, and determine the power option to turn on.
Step 2nd: In the Power options that are open, locate the power plan that you are using, and click Change Schedule settings after the power plan that you are using.
3rd step: In the Open Edit Plan Settings window, in the Adjustment Plan height window, the left is more and more dark, conversely, the right is more and more bright. The brightness adjustment of the laptop screen when the battery is used and when the power is switched on, the final settings are completed and click "Save Modify" to take effect immediately.
Notebook Adjust screen brightness method
If the computer is normally running in the system, sometimes it is unable to adjust the brightness of the notebook screen.
1th Step: The computer restarts first, in the process of the start-up XP system or win press F8 to enter the Windows Advanced Options menu as shown in the following image interface.
2nd step: After entering into this interface, find the keyboard function "Fn", and then in the notebook keyboard to find a small sun icon keys, and then press the Fn key does not release, and then press the key to the small sun can be directly adjusted, more than a few times will be brighter, or more and more dark.
Note: Notebook screen brightness adjustment function keys, different brands and the position of the key is the same, some directly in the direction of the keys in the key, some in the direction of the key in the key, and some in the F5 and F6, there are in the F8 and F9 keys.
For example, Lenovo ThinkPad T430 notebook computer screen brightness adjustment of the shortcut key: Fn+f8 for dimming, fn+f9 to lighten.
For example, the Dell XPS 13 Notebook screen brightness adjustment shortcut key is: Fn+f4 for dimming, fn+f5 to lighten.
So different laptops, their shortcut keys are not exactly the same, but its key combination is fn+ adjustment keys.
You can find in the F1~~F12 key, four direction keys, home, end, page up, PAGE down these keys to find, if it is not in the notebook keyboard to adjust the brightness of the screen of the small sun icon, directly one to try it. Anyway, you can try to go out directly, certainly not to the laptop to try to bad, at most is off or open some functions just.