Quote Originally Posted by SEpsyche View Post
my phone (w800i) doesn't have any brand (e.g. Vodafone, etc) but i want to customize my phone to have a better performance.

is the tutorial of wally_dog can be used as a tutorial for upgrading the firmware of the phone?

Thanks guyS!!
yes, you can use this tutorial for upgrading firmware. Can be any SE phone, branded or unbranded.