Karbonn A3 Hard Reset

Hard Reset:

• Press and Hold Volume Down + Power Key for 20-30 Seconds.
• Now you See Warning Logo on screen.
• Now Download Android Multi Tool
• Download fastboot driver and install Drivers
• now open tool and press "8" and enter to wipe data / factory reset.
• after format remove battery and reinsert battery.
• power on the handset.
• Download Driver from Here
• Download Android Multi Tool from Here