If y'all detect whatsoever software malfunctions amongst your Karbonn A12 android device, you're nigh probable required to download together with flash stock ROM firmware on your A12 to permanently right the software errors y'all noticed on your Karbonn A12. And when y'all charge stock firmware on your Karbonn A12 using whatsoever Qualcomm flash tool, your Karbonn A12 volition hold out reset to mill defaults settings together with past times that, definately, your UserData volition hold out lost including contacts, messages together with others.
If your device has been bricked together with desire to unbrick it, y'all volition need to pay closer attending to the tutorials contained below here.
Karbonn A12 Stock ROM Firmware Download Link(s)
1. Karbonn A12 (R20 R11 KB DS NSL) Stock ROM
How to Flash Stock Firmware On Karbonn A12
1. Download your Karbonn A12 stock ROM firmware from the link above.
2. Extract the Karbonn A12 Firmware y'all downloaded from the link inwards a higher house onto a folder on your PC.
3. Download together with install Qualcomm android device drivers on your PC. You may skip this measuring if y'all bring installed Qualcomm drivers on your PC already otherwise, download Qualcomm drivers here
4. Now, direct either of the tools listed below hither to charge the stock firmware on your Karbonn A12.
Note
1. Each of the tools listed inwards a higher house contained measuring past times measuring guides amongst illustrated pictures on how to flash stock firmware on your Karbonn A12.
2. If your device is bricked already, I recommend that y'all work Tool Studio eMMC Download Tool or QPST QFIL.
3. If y'all require whatsoever farther assistance, exactly driblet your comment detailing the issue(s) together with I shall assist y'all revive your Karbonn A12, if need be.