Solution: The keyboard and mouse boot function of the motherboard is the most common reason that the mouse still glows after shutting down. The motherboard BIOS generally provides settings for the keyboard and mouse boot function. You can enter the "Power Management Setup" page of the BIOS main menu to find "S3 KBWake-UpFunction" or an option with similar meaning, and set it to "Disable" ", turn off the +5VSB power supply from the motherboard to the keyboard and mouse, the PS/2 optical mouse will naturally not light up after it is turned off.
In addition, some USB optical mice will continue to glow after shutting down. The solution is basically similar to that of PS/2. Enter the "Power Management Setup" page of the BIOS main menu and set "USB Wake-Up From S3" or a similar meaning Set the option to "Disable".
