First we have to set the NumLock key to enable in the BIOS, then set the Pnpwithos to enable, and then reboot.
Open Registry Editor, and then click "HKEY_USERS" in the registry, followed by the path below. Defaultcontrolpanelkeyboard ", after we find this option, we can see the initialkeyboardindicators option in the right window and then change the value of this option to 2. Then quit, reboot, and after the reboot, the keypad's light will no longer go off.
In addition, we modify the Config.sys file, set the method as follows:
1, click on the beginning of the lower left corner of the computer, and then click the Run option, in the pop-up interface input sysedit command and return, will open the System configuration editing program.
2, then we select the "Config.sys" title bar, in which the "Numlock=on" line of command. Then save the exit.
Computer knowledge