Updating is fine just never “erase all the data and setting” thats what happened to me no need for itunes just download and install the new ios and youre done ☺️
Well I guess its better na factory unlock na lang para na wala ng further issues if ever na may mangyari nanaman sa gpp anyway thanks for the help guys I really do appreciate it. Factory unlocking of tmobile ranges from 5500 to 6000 sakit sa bulsa as in bakit ba kasi ang mahal ng tmobile
no methods are working as of now I tried the *5005*7672*00# and *5005*7672*0# lahat ng provided na mode nasubukan ko nadin po LTE, 3g/2g, CDMA, even rsimm snubukan ko nadin po but sa rsim unstabe yung signal don't know whaat to do now please pahelp po regarding this matter my IMEI...