Use the monitor’s physical buttons or joystick
Open the on-screen display menu
Find the Brightness or Picture setting
Increase or decrease brightness with the controls
Save or exit the menu
Use your computer’s display settings
Open Settings
Go to System
Select Display
Adjust the brightness slider if available
Use your graphics card control panel
Open NVIDIA Control Panel, AMD Software, or Intel Graphics settings
Find display or color settings
Adjust brightness there
Use keyboard brightness keys if supported
Press the monitor or laptop brightness function keys
Hold Fn if required
Use monitor software if available
Install the manufacturer’s app
Adjust brightness from the app
Check if the monitor is connected properly
Use HDMI, DisplayPort, DVI, or USB-C as supported
Ensure the monitor supports software brightness control
Reset the monitor settings if brightness changes do not work
Open the monitor menu
Select Reset or Factory Reset