Is it possible to take a backup of current ROM (unrooted brand new phone's ROM) so that it can be restored after experimenting with some custom ROMs?
Sorry, I did not understand clearly some points
##What about HBOOT?
My Desire's bootloader inf.
BRAVO PVT4 SHIP S-ON
erase size is 20000
So, what to do to root my desire?
Current Software info. of my Desire-
I already downloaded a RRU for my desire
My one is T-Mobile branded. so when does gold card concept needed?
I found another process of flashing that is based on ROM manager. Whats the pros. & cons. of these?