Root it and use galaxy tools. if you have SPC with u, change it to ruim pref. and load prl. if parameters are not there, write dump file if you want data. change indian mode and hybrid mode in ##data#. if your GSM works no problem. with Galaxy tools, If it asks unlocked code purchase it. if you require further help in rooting google or wait for my notes, I will post my notes for rooting 5.1.1. with in a day or two.
hello every one
I have the same probleme
my phone was working just fin ,after the 6.0.1MM update I loste hotspot so I used the GalaxyTools app (but in the wrong way)
now I have that message (Invalid sim card )
I 've flash 5.1.1 but nothing changed I can't use any sim card.
I realy need some help guys
(sorry for my bad english )
