Resources to Download :
Instructions:
- Download the resources above and install Intel Android Driver
 - Turn off Zenfone 4.5 A450CG
 - Go to Droidboot by hold power + volume up
 - Connect Zenfone 4.5 A450CG to the Computer/Laptop
 - Unzip RootZenfone450.zip to a folder and open command window (by pressing Shift + Right Click)
 - In CMD window Type : fastboot flash update rootzen450.zip
 - Wait until OK then reboot.