r sim not working on my iphone 5s gold locked with at&t

[iMore Question]

hi
i have iphone 5s gold
rsim 9 pro working in my phone 7.0.6
but i update 7.1 than rsim 9 pro not working so can you help me????

 

[Highrisedrifter]

Hi and welcome to iMore!

Maybe Rsim is not updated to work with 7.1 yet. I think your best bet is to contact the manufacturers via their website and ask them.

Which country are you in?