Samsung mobile phone Galaxy S4 How to adjust the screen brightness gt-i9500/gt-i9508/gt-i9502?

1. Slide the screen down with your finger to see the small Sun icon Bar, which is the screen brightness adjustment bar.

2. You can adjust the dots to the left/right (darken to the left) as needed, or you can choose Automatic.

  

If you do not have a screen brightness control bar under the top of the above operation, follow these steps:

1. In standby mode, click "Application".

 

2. Click on "My Device" and click "Show".

 

3. Click on "Brightness".

 

4. You can adjust the dot to the left/right (darken to the left) as needed, or you can choose "Automatic", and finally Press "OK".