How to install?
How to install 2ndLine: Second Phone Number 22.214.171.124 (Pro Unlocked)?
Before start: Download and install XAPKS Installer (if you haven't install it).
1. Download the file 2ndLine Mod_v126.96.36.199_ApkModo.apk.
2. Open XAPKS Installer.
3. Tap Install -> Select 2ndLine Mod_v188.8.131.52_ApkModo.apk.
4. Tap OK.
5. Follow the steps on the screen.
How to update APK without lose the data
If you uninstall the old version before installing the new one, you will lose all your data. To preserve your data, never uninstall old versions. Just install the new version overriding it.