Method One:
- Downgrade version of the previous version to 1.18.40.10
- Enter recovery produce a wipe information (factory reset)
- Use RootZenFone be root together with activate survival mode
- Through Recovery sideload OTA upgrade bundle or OTA upgrade bundle to upgrade to 4.4 SD carte du jour thrown inwards the agency
Method two:
- Phone Bootloader is unlocked through the official app
- Brush a third-party recovery (CWM)
- Enter recovery brush root ( SuperSU or SuperUser )
- Brush dorsum the master recovery together with locked (optional necessarily do)
Thanks to Shakalaca