Adjust the brightness (TRX7 & TRX7CS)

Option A: 

1. Slide your finger downward from the top right corner of the screen.

2. Tap the Brightness icon.

3. Slide the circle in the Brightness indicator to the left (to decrease brightness) or to the right (to increase brightness).

Option B:

1. Go to Menu APPs, select Settings.

2. Under Device, select Display

3. Select Brightness

4. Slide the circle in the Brightness indicator to the left (to decrease brightness) or to the right (to increase brightness). Then press OK after adjusting.