how to adjust the brightness on my laptop
1 Open the Control Panel. 2  Click or tap the Display option. 3  Look for a link or option titled Adjust brightness. 4  This option allows you to adjust the laptop brightness based on the power plan or setting being used, whether the laptop is running on AC power or battery power.djust brightness through Display settings. You can also adjust brightness through the Display settings in the Control Panel with the following steps. 1  Open the Control Panel.