1) To get started, enable “Installation from Unknown Sources” in your device. Once done, download Recovery manager app and install it on your Karbonn A1 smartphone.

2) Next, download CWM Recovery With 2.6.32 Kernel to your device. Once done, open the recovery manager app and flash these two CWM recovery images into your device.

3) That’s it. Now you have successfully installed CWM recovery on your device. You can test it by switching off your device and press power button and the home key simultaneously until your device boots into the recovery mode.