How To Install iPhone Firmware Update

iPhone Firmware Update 2.1 is out and if this is your first time while updating, and wondering how to do it, then you should follow the steps given below to update the firmware :

Make sure you are using iTunes 8. Connect your iPhone to your computer. If you still don’t have the latest version of iTunes, Download it from here : iTunes 8

After connecting, open iTunes and select your iPhone under Devices in the Source List on the left.

In the iPhone Summary pane, click Check for Update.

And the just click Download and Install.Do not disconnect your iPhone until the update has finished.