If you are outside the US, this option may say “Mobile Data” instead of “Cellular Data. " [1] X Research source

If your phone is locked, you will need to unlock your phone by contacting the carrier it is locked to, or by using a third-party

Alternatively, you can open your Apps menu and tap the icon that resembles a Gear.

On some devices, this may say “Network & Internet” or something similar.

If your phone is locked, you will need to unlock your phone by contacting the carrier it is locked to, or by using a third-party

T-Mobile: 1-800-937-8997 Verizon: 1-877-596-7577 Sprint: 1-888-211-4727 AT&T Wireless: 1-800-331-0500

Alternatively, you can find your IMEI number by opening the Settings menu and checking under About, About Phone or something similar.

Other IMEI checkers include https://imeicheck. com/, https://www. imei. info/, and https://www. wipelock. com/. These websites require you to pay a fee in order to check if your phone is locked or not. Warning: There is no guarantee that the information these websites display is correct or that they can tell you if your phone is unlocked or not. Check the reviews for a website before using their service. Especially if you are asked to pay a fee. The safest way to check your phone’s lock status is to contact the carrier it is locked to.

If your phone is locked, these websites also offer to unlock your phone as a service. You will need to pay a fee to unlock your phone, and there is no guarantee that they will be able to unlock your phone. The safest way to unlock your phone is to contact the carrier the phone is locked to.

If you have an older phone model with a removable battery, remove the back of the phone and then remove the battery. The SIM card hold should be below the battery. Check the user’s manual for your phone if you are not sure how to remove the SIM card.

If you receive an error code when attempting to make a call, write down the error code and search the error code using Google. This will make certain that the error is due to the phone being locked and not some other reason. [4] X Research source