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Phones & Tablets

How do I check whether an Android phone is carrier network locked?

Answer

The clearest test is to insert another carrier’s SIM and see whether the phone shows Network locked or asks for a SIM unlock PIN. Settings About screens and carrier lock status menus can also reveal a lock without guessing.

Before you start: stop right away if…

  • Unofficial unlock codes are a common scam.

Follow these steps

  1. Check status menus first

    Open Settings > About phone and look for SIM status, Carrier lock, or Network unlock information if your maker provides it. Also check Settings > Network & internet > SIMs.

    You should see: A lock status is shown, or no clear status is available.

  2. Test with another carrier’s SIM

    Power off, insert a compatible-size SIM from a different carrier, power on, and read any Network locked or unlock PIN message.

    You should see: The phone either connects to the other carrier or shows a lock message.

  3. Retry the original SIM

    Put the original SIM back to confirm the phone still works on its home network.

    You should see: Home-carrier service returns, isolating the issue to cross-carrier lock.

  4. Request an official unlock if locked

    Contact the original carrier with the IMEI and ask about unlock eligibility instead of using unofficial unlock sellers.

    You should see: The carrier approves an unlock or explains remaining requirements.

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Extra tips

What to look for: Network locked, SIM network unlock PIN, or restricted network messages after inserting another SIM.

Before you change anything: Power off before swapping SIMs. Do not force a SIM into a tray that does not fit. Avoid paid unlock-code websites.

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