Karbonn A7 is one of the latest and very good android smartphone from Karbonn. Now you can install latest ICS custom ROM on your Karbonn A7 smartphone, Read the complete tutorial below for full information. Pre-requisites• Please backup all your essential and important files like your messages, contacts etc.
• Make sure that your battery is at least 80% charged, otherwise your device may turn off during updating process.
• This tutorial is especially for HTC ONE S device so don’t try it on other.
• Turn off all your antivirus as they may create problems.
• Enable your USB Debugging option through this path: Settings>>Applications>>Development>>USB Debugging.
• Download all the derivers and ROMS carefully.
How to install Trick Droid Custom ROM Firmware on HTC ONE S smartphone
1. Download ROM http://www.mediafire.com/?q2l05s73iz4qedv. This file will be in .zip format.
2. Once the ROM is downloaded, connect your Karbonn A7 to computer through USB data cable and move this downloaded ROM file to sd card of your phone.
3. Turn your Karbonn A7 off so that it can be derived to recovery mode. Press and hold Vol. up + key source till screen becomes red.
4. Now in the recovery mode, choose apply update from sdcard. Please note that in recovery mode, normal action of phone can’ be used and you will have to use music rocker keys to move up and down through the various options. You can select any option by pressing and holding the power key.
5. You will see one option name update.zip, just select it.
Now wait for some time, till ROM update will be completed.
6. Once the update is completed, select reboot system now from various options available on the screen.
In case you are facing any kinds of problems while updating firmware of your device, please long press power button and repeat the complete process again.
Congrats! You have successfully installed latest Android ICS ROM on your Karbonn A7.
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