Quick Guide for Android

PDF Reader Pro enables you to change or lock the screen orientation when reading PDFs on your Android devices.

1. Open the file and enter the reading page; 

2. Click  ; 

3. You can choose Follow System, Auto Rotate, Lock Screen under Rotation Setting.

Follow System: Allows your device’s screen orientation to rotate following your system rotation setting.

Auto Rotate: Allows your device’s screen orientation to automatically adjust and rotate depending on how you are holding your device.

Lock Screen: You can lock the screen orientation so that it doesn’t change when you rotate your device