Before you give your handset to repair shop or buy new handset, please try the following procedure to repair your device. First charge your battery more then 70%, backup your important data like phonebook, message, email, images and settings and in most cases take out SIM card and SD card. After doing hard reset not possible to recover your data, so online backup is always important. For all of your data, a backup should be done on a external device, hard drive, raid system media or SD card.
Karbonn S1 Titanium Hard Reset
- Press and Hold the volume up key+ power button at the same time until a green screen appears. (this is the fastboot mode)
- Keep holding until screen turns red (recovery mode)
- Navigate using hardware buttons (power to confirm selections)
- select wipe data / factory and selct yes
- Now reboot device.