Samsung Galaxy S21 Ultra 5G

Samsung Galaxy S21 Ultra 5G

Android 11.0

Short battery life on my Samsung Galaxy S21 Ultra 5G Android 11.0

Cause 1 of 15: The screen brightness is set too high

If the phone's screen brightness is set too high, the power consumption may increase.

Solution: Lower the screen brightness.

Step 1 of 6

Find "Display"

Slide two fingers downwards starting from the top of the screen.

Step 2 of 6

Find "Display"

Press the settings icon.

Step 3 of 6

Find "Display"

Press Display.

Step 4 of 6

Adjust screen brightness

Press the indicator next to "Adaptive brightness" to turn automatic brightness on or off.

Step 5 of 6

Adjust screen brightness

Drag the indicator right or left to set the brightness manually.

Step 6 of 6

Return to the home screen

Press the Home key to return to the home screen.

1 Find "Display"

Slide two fingers downwards starting from the top of the screen.

Press the settings icon.

Press Display.

2 Adjust screen brightness

Press the indicator next to "Adaptive brightness" to turn automatic brightness on or off.

Drag the indicator right or left to set the brightness manually.

3 Return to the home screen

Press the Home key to return to the home screen.