Device Guides

Apple iPhone 4S

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iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.
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How to

Inserting a SIM into my mobile phone

Before you start using your mobile phone, you need to insert your SIM. Make sure your mobile phone is turned off before you insert your SIM.
Please note: your mobile phone only supports micro SIMs.

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