z550a

[yibima]

I think you should buy setool or try using seking .

[a123456789]

I know the commercial tools can unlock the Z550a CID51 phone, but the phone it self does not worth to pay money for unlocking. It is old style.
For learning something, I am looking for free tools to flash it, unlock it, change language, and etc.
could anybody give me some advice? Thanks a lot.

I am looking for how to unlock z550a cid51/52. but I cann't find any free tools can do that. Anyone has any advice, please let us know.