Sprint htc touch pro updating problem
Usually, the boot loop problem is occurring when flashing custom ROMs; you should know that after updating with the firmware, a wipe is being required.If you somehow skip the wipe, your phone will keep rebooting.
Wait while your PC is recognizing your SD card and then right click on the drive and select “format”. Well that was how you can easily resolve the most common issues that might occur while trying to tweak your Android powered handset.
Now let’s see how you can update or downgrade different devices to stock / official Android firmware: There might be situations when the up described guidelines won’t fix your bricked Android device.
Well, in that case, there might be problems with your handset’s SD card – as you could notice on all the methods from above the SD card was used.
Yes, unfortunately you will have to flash the official Android firmware on your device.
In this way you will be able to restore the stock restrictions and default settings and your smartphone / tablet will be restored to its initial state.