In order to hard reset a Karbonn K52 Groovster, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Karbonn K52 Groovster device will be brought back to the default configuration of a brand new device.
1. Turn on the phone.
2. Type the safety code *#8929#,
3. Phone will now reset and restart, thus completing the hard rest process.