But in general, you can go to Settings > Connections > Mobile Networks > Network Operators and tap Search Now to see if the names of other carriers come up. If multiple carrier names show up, your phone might be unlocked.
An IMEI number can be used to determine the device make and model, and whether the device is locked or unlocked. If a device has been lost or stolen, the IMEI can also be used to block it from being used on most carrier networks, including T-Mobile's.
That means you can use a SIM card from any company, so long as the hardware is compatible with the network, with no restrictions. Most of the best Android phones are available unlocked, but if you're paying a monthly fee to your carrier for a phone, it's more than likely locked.
You can unlock your Android phone even if you've forgotten the passcode, but you'll usually need to factory reset the phone. You can unlock most Android phones by performing a factory recovery or using the Find My Device website.
Check if the phone accepts the new SIM card: Try making a call with the new SIM card. If the call connects, your Android is carrier-unlocked. If not, the phone is locked to a specific carrier. A carrier-locked phone often displays a “SIM card not supported” message when a new SIM card is inserted.
Tap 'General', then 'About' Tap 'Carrier lock'. If it says 'No SIM restrictions', then your phone is unlocked. If it names a network, however, then it's locked to that one.
Can I check my phone's network carrier? Yes, if you don't know your phone's original network carrier, we have a fast IMEI checker called IMEI original operator check. Choose the make/brand of your phone and type the IMEI code, which can be obtained easily by dialing *#06# on the dial pad of your phone.
Unlock The Phone On Your Own
First of all, you have to turn off your mobile phone and take out the SIM card. Then turn on the device without the SIM card and wait for it to show a message with the instruction to insert the SIM card. From that moment you will need to write the IMEI code to unlock the phone.
If the phone is locked, it can be used only on the carrier it's locked to. That could make a big difference to you when you decide to purchase a used phone. Keep in mind that the unlocked phone may not work completely the same on another carrier network because of different technologies.
The Sim Lock is not the same thing as Carrier Lock. Sim Lock,. simply means the actual SIM card is what is locked, not your iPhone. If your iPhone were locked and you insert a sim from a carrier that is different to the one it is locked to, it would say Sim not supported, not sim locked.
If you see “No SIM restrictions”, it means that your iPhone is unlocked. ⚠️ If the device is locked, it means that you can only use a SIM card/eSIM of the carrier from which you bought your device.⚠️ To unlock it, you just need to contact that carrier and request the device to be “unlocked”.
Block Listing works by blocking your phone's unique identifier (IMEI number). When a phone is block listed because it has been lost or stolen, it cannot make or receive calls or use data.
Is IMEI the same as SIM? No, IMEI is not the same things as a sim card but it is tied to the device. Each device has a SIM and an IMEI. The SIM is associated with the network, whereas the IMEI is associated with the device.
Unlocking your phone isn't hard to do—and it's completely legal—but a little help can go a long way, because the process varies from phone to phone and carrier to carrier. If you didn't make a point of buying an unlocked model when you purchased your phone, it's likely tied to your current network.
What Is SIM Network Unlock PIN? SIM Network Unlock Pin (NUP) is a code used to unlock an Android phone or iPhone from its original carrier so that it may be used on other carriers. This code is typically 8 or 16 digits long and is used to unlock a smartphone.