Firmware or Software Upgrade In Nokia

Basically this is the best way for upgrading your Nokia firmware

Before doing anything follow this:

BackUp your Data:  You can use Nokia PC Suite to Back up Your Data.

Charge Your Phone’s Battery: If you run out of battery in the middle of updating you can seriously harm your phone

1. First Method: (Recommended)

There is a software offered by officially by Nokia called Nokia Software Updater

Download and install Nokia Software Updater

It lets you update your Nokia’s firmware or software online.USB cable needed Required for this Update .When you connect using data cable It will automatically detect the connected phone and will give information about the latest upgrade available. Launch the Nokia Software Updater – from now on it’s really simple, just follow the guide and you’ll be fine; the whole updating process takes several minutes to complete, don’t try to cancel it in the middle in any case, your risk damaging your phone; in my case it took about 15 minutes to complete.

After the update is complete Restore your data using Nokia PC Suite

Now you have your phone loaded with the newest software.

Note:

Because as described earlier it is an online upgrade you should have a fast and good internet connection in order to get your phone updated.

Try on slow internet connection at your own risk.