Press the brightness keys on your keyboard
Open Action Center and use the brightness slider
Go to Settings
Click System
Click Display
Move the Change brightness slider to the right
Open Quick Settings and adjust the brightness slider
Update your display driver
Open Device Manager
Expand Display adapters
Right-click your graphics driver and select Update driver
Use your monitor’s physical brightness buttons
Check your power plan settings
Open Control Panel
Click Power Options
Select a power plan with higher brightness
Turn off battery saver mode
Connect your laptop to power
Restart your computer
Check for Windows updates
Use your graphics control panel to adjust brightness