Pre Requisites:
- First of all you will have to create a backup of all your data which is there in your phone. For SMS you can make use of an application called “SMS Backup and Restore”, for call logs you can make use of Call Log and Restore, songs, videos and other data can be moved to the SD card so that they are safe from getting deleted. Alternatively, you also need to note down the APN Settings which are mentioned in the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names”.
- Up next you need to ensure that the computer on which you will be applying the update is having a minimum of Windows XP / Vista or Windows 7 operating system. Also, additionally you will have to ensure that you have a minimum of USB 2.0 enabled USB ports completely opened which means that it should have the Read / Write access and also you should have the admin rights in your computer so that it doesn’t hamper the firmware update process.
- In the process of firmware update you will have to close all the tools like Antivirus suites, Firewall and also the PC Suites if any installed in your computer as this may sometimes interrupt the firmware updation process. So, it’s very necessary to note that these are turned Off completely in your computer.
- Ensure that the phone is charged to a minimum of 90% plus so as to avoid from calibrating the battery again which is a hectic process and also make use of only the USB cable which you have got along with this phone. Higher the battery, higher will be the chances of better battery backup after the firmware update.
