how to root micromax a89
Download and extract this zip file: Root_script_by_Bin4ry_v17.zip
Enable USB debugging on your Micromax A89 Ninja. (Go to Settings > Developer Options > Check mark “USB Debugging” and then tap OK button.
Now connect your Micromax A89 Ninja to your computer using your USB cable. The drivers should be installed automatically
Change the mode of your device from USB storage to Media Device and then proceed further. This option appears only when you connect your device to your PC.
Go to the folder named “Root_with_Restore_by_Bin4ry_v18″ and run the “Runme.bat” file.
Choose the Normal mode by typing ‘1‘ and hit Enter from your keyboard.
Follow the on-screen instructions to complete the A89 Ninja rooting process. Your will reboot during the process after which Bin4ry will copy some files to your device.
When your phone is back ON, you should find the superuser SU app in your app drawer. If it’s there, ( whoopee!!! ), your Micromax A89 Ninja has been rooted! But then, if you want to check and be doubly sure, you could download The Root Checker App and check it for yourself.