The specific methods are as follows:
1, use Windows+e shortcut key, pull out Explorer → open Control Panel;
2, control Panel → system and safety;
3, system and security → management tools;
4, management tools → services;
5, the usual service is in English name ranking, this adaptive brightness service line in front. If the computer does not monitor the ambient light sensor (hardware), and the service is turned on, it is necessary to turn it off. Use the right mouse button click Adaptive brightness service → stop;
6, if the computer has this optical sensor (ordinary computer does not have this hardware), then turn on this function is also good. Right-click Adaptive brightness service → start;
7, if the Startup menu is gray (not available), right click on the service (double-click can also open service properties) → properties → start type → automatic or manual → application;
8, after the start will be gray (not available) into black → click start → OK;
9, you can also open or close the service by command. Start → All programs → attachments → Right click Command prompt (CMD) → Run as Administrator;
10, open the Adaptive Brightness Service command format is: net start service name;
The actual command is: net start sensrsvc
Note: In this adaptive Brightness Service (attribute) the service name and display service name are not the same;
11, turn off the service command, press ENTER (enter key) to execute the command: net stop service name the actual command is: net stop sensrsvc;
12, can also use SC Config command Management services.