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- Ask your carrier to help you unlock your SIM card or eSIM using the default SIM PIN or PUK code. If you can't unlock your SIM card or eSIM using the SIM PIN or PUK code or if an alert says, "PUK exhausted," ask for a new SIM card or eSIM.
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Dec 8, 2023 · If "No SIM restrictions" appears next to Carrier Lock, your iPhone is unlocked. If you don’t want to switch carriers and your device is locked because you forgot the passcode, you don’t need to use the steps in this article. Learn how to reset your passcode.
Mar 28, 2023 · This wikiHow teaches you how to remove the security code from your iPhone's SIM card. Doing so will allow you to restart your phone and make calls without having to enter the SIM PIN. You can easily deactivate the PIN in the Settings app.
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If your iPhone is unlocked, "No SIM restrictions" will appear next to Network Provider Lock (or Carrier Lock). Find out how to unlock iPhone for use with a different network provider. Restart your iPhone or iPad. Check for a network provider settings update. Go to Settings > General > About.
Sep 16, 2024 · If you get an alert that says Invalid SIM or No SIM Card installed, follow these steps. Make sure that you have an active plan with your wireless carrier. If your iPhone is locked to a carrier, it can be used only by that carrier. To check if your iPhone is unlocked, go to Settings > General > About.
Apr 19, 2024 · You can’t 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.
Jan 31, 2019 · You only have three attempts to unlock your SIM card via PIN. If you input the wrong SIM PIN three times, your SIM card will be locked — cutting off access to voice and data. Stop inputting anything if you can’t remember your SIM PIN after a few tries.
Reinsert the tray and retest. Try the SIM from a friend or family member with the same cellular carrier. If it works, replace your SIM card. You can request one from your service provider, or visit one of their physical locations. As a workaround, use your phone’s eSIM instead.