First of all download Thunder VPN mod apk from the below download button. after downloading install the application. Now enable the "Unknown Sources" option in settings if asked. After that go to your phone browser and start using Thunder VPN mod apk. It's very simple actually.
Problems During Installation:
If you are getting any error during installation then first uninstall the old version of thunder VPN apk installed previously on your device & then try again.
Also, clear the data of the app after uninstalling it. This will resolve most of the installation problems. Some phones may not need to do this work but it's better to follow these steps if any problems arise during installation.