How to Install Android 4.1.2 Jelly Bean on Epic 4G Touch [ Important ] You might need to wipe the data on the phone to make the firmware boot up properly, especially if the firmware is flashed over a custom ROM. Hence, to be sure you do not lose any data, backup your Apps and important data — bookmarks, contacts, SMS, APNs (internet settings), etc. The SD card contents are always safe, so there is no need to back up those. Only backup apps and personal data. Download and install the software Kies on your computer, which will install the necessary drivers for the phone. Remember, this is only for the drivers, we aren’t going to use Kies for the actual update procedure. Download Kies You can also download the drivers directly — download from here: 32 bit (x86) Windows | 64-bit (x64) Windows Download the firmware. Download Link | Alternate Link Extract the file downloaded in step 3 on the computer to obtain a file named...
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