A carrier lock (or SIM lock) restricts your phone to a specific network (e.g., AT&T, O2, or T-Mobile). Unlocking it allows you to swap SIM cards freely, which is perfect for international travel or switching to a cheaper plan. How to Unlock Your Phone From Any Major Carrier
In this guide, we’ll walk you through how to unlock your phone safely, usually for free, without voiding your warranty. how do you unlock a mobile phone
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