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  1. Enter your IMEI on the unlocking form and instantly use any sim card worldwide. Instantly unlock your device and use any network. All models supported, all UK networks.

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  1. Feb 16, 2024 · Step 1: Check if Your iPhone 12 is Already Unlocked. First things first, you need to see if your iPhone 12 is locked or not. To do this, insert a SIM card from a different carrier and see if it gets service. If it does, your phone is unlocked! If it doesn’t, don’t worry, just move on to the next step.

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    If you get an alert that says Invalid SIM or No SIM Card installed, follow these steps.

    1.Make sure that you have an active plan with your wireless carrier.

    2.Restart your iPhone or iPad.

    3.Check for a carrier settings update. Go to Settings > General > About. If an update is available, you'll see a prompt to select OK or Update.

    4.If your device has an eSIM, contact your carrier.

    5.If your device has a physical SIM card, remove your iPhone SIM card or iPad SIM card from the SIM card tray and then put the SIM card back. Make sure that the SIM tray closes completely and isn’t loose. If you use a SIM tray from a different model iPhone, iPad, or from another phone manufacturer, it might not fit properly.

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  2. Dec 8, 2023 · Unlocking your iPhone means that you can use it with different carriers. To contact your carrier and unlock your iPhone, use these steps. You can find out if your iPhone is locked by going to Settings > General > About. If "No SIM restrictions" appears next to Carrier Lock, your iPhone is unlocked.

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    • Unlocking Your SIM Card: Open your iPhone's Settings. This is the grey gear icon on the Home Screen. Scroll down and tap "Phone". It's about a third of the way down the Settings page.
    • Getting an Unlock Code from Your Carrier: Call you carrier's customer support line. Before using one of the numbers listed below, try calling "*611" or "611" --on most phones, this is the default customer support line.
    • SIM Card. Your SIM card is actually a small computer chip embedded into plastic so it can be transferred easily across devices. Although they are resilient, they can become faulty, or may not be compatible with the phone you’ve transferred it into.
    • Phone is Carrier Locked. Especially in the US, where the cost of a cell phone is often paid off in installments, service providers implement locks to prevent you from utilizing your equipment with competitors.
    • Software Bug. Occasionally, incompatible or corrupted software can cause network issues with an iPhone. It is infrequent, but worth ruling out before embarking on deeper level hardware fixes.
    • Faulty SIM slot. This occurs most frequently on newer models of iPhone. Beginning with the iPhone XR, some models feature a Apple iPhone Parts. On previous models, the slot is soldered onto the logic board.
  3. Apr 19, 2024 · You cant unlock your SIM card without a PUK code. The good news is that you can get this code from your mobile carrier or locate it within your SIM card’s packaging. If you require detailed instructions, here are three ways to find your iPhone’s PUK code.

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  5. Aug 1, 2022 · Learn what to do if your iPhone or cellular iPad isn’t recognizing the SIM card and shows “No SIM,” “SIM Not Valid,” or other SIM-related errors. You can’t make regular calls, use mobile data, or send and receive non-satellite texts if there are SIM-related errors on your iPhone.