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[Q] How to downgrade EFS v2 to EFS v1 for unlocking SIM network ?

16th April 2014, 12:55 AM   |  #11  
OP Junior Member
Thanks Meter: 1
 
27 posts
Join Date:Joined: Jul 2013
I'm not sure to understand... You mean that if I set the right permissions on EFS files before flashing back from 4.4.2 to let's say stock 4.1.1 (which includes a modem pre xxemg4), it somehow downgrades EFS v2 to v1?

If so, that would be amazing !

Sent from my GT-I9300 using xda app-developers app
3rd September 2014, 11:58 AM   |  #12  
Junior Member
Thanks Meter: 0
 
2 posts
Join Date:Joined: Sep 2014
@up

Hi,
did You unlock Your SGS3? I am trying but with no success. I have efs v2.
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