In case your phone is too well-configured and reconfiguring everything after the flash would be annoying, check my post:
I had the same problem as you did, moved my data around (it took me only a few hours), and the setup has been flawless.
In case your phone is too well-configured and reconfiguring everything after the flash would be annoying, check my post:
I had the same problem as you did, moved my data around (it took me only a few hours), and the setup has been flawless.