For the iPhone 4S you will need a micro sim. If you have a normal sim card just go to your nearest phone dealer eg.Optus, vodafone and ask for them to change it to a micro sim. It should be free.
To find your nearest dealer go to their website.
No, You cannot use reliance CDMA sim card (or) any other CDMA card sim card on Apple iphone 4s. Any GSM Sim card will work on factory unlocked Apple iphone 4s but not CDMA sim ONLY IN INDIA.
N, it is not possible to convert the iPhone 4s to a dual sim.
Provided its a micro sim and the handset is not locked and the provider actually provides a service for the iPhone 4S then there should be no problem.
you can take a sim from any phone and put it into an iPhone. they will all work the same, just make sure you call you phone company to let them know your going to switch phones
You have to put a small tacking chip in the sim card and download an app on your 4s to track it
Excellent Questions! The answer is yes you can unlock and iPhone 4s On Ios7 with an gevey sim pro 9. If you iphone is an verizon iphon u can get a free unlock at Freeunlock, they are providing free unlocks
call FIA to block my sim and mobile as well
yes!
Yes it will. iPhone 4s is a world phone, means, it will work with any carrier on any network (including CDMA & GSM). Ref: google "iPhone 4s world phone"
Provided the handset is unlocked and you use a micro sim card.
Yes. Both the iPhone 4 and iPhone 4S work on Verizon's network. However, you will need to buy the version of the 4 or 4S that is compatible with Verizon.
No. Different technology. ATT is GSM and takes a sim card. Sprint is CDMA and uses internal programming. Completely incompatible.