Unlock your phone’s SIM card

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Determine whether or not devices are eligible for unlocking.

Tap the Apps tray, then the T-Mobile folder, then Device Unlock from the Home screen.

Tap the Continue button to continue.

Allow time for the device to connect to the server and establish a connection.

Select the sort of device unlocking you want:

Unlocking for Good

Temporary Unlocking (Temporary unlocking requires a mobile data connection.) Wi-Fi isn’t going to function.)

Wait until the gadget asks to be unlocked.

If everything went well, restart the device to implement the changes.

Success in the Long Run Temporary Victory A persistent notice will appear in the notification tray if the device is not restarted.

If you have security questions set up under your Google account security, you can use them to unlock your device by answering them.

Step 1: After a series of failed attempts, you will be given the option of “Forget Pattern” or “Forgot PIN/Password.”

Step 2: After tapping on the drop-down menu, select “Answer Questions.”

Using Google Find My Device to Unlock Samsung Galaxy J7 Prime

While you may be able to use Google Find My Device to unlock your Samsung Galaxy J7 Prime, this technique will wipe all of your data.

Here’s how to go about it:

Step 1: Log in to your Google account and open Google Find My Device.

Step 2: After logging in successfully, select “Erase device” followed by “Erase all data.”

Step 3: The data erasure on your Android device will begin as soon as you press the “Erase” button.

Conclusion

Step 3: You’ll be asked to enter your Google security questions, which you’ve previously set up in your account. As a result, respond appropriately.

Step 4: Your Samsung Galaxy J7 Prime will unlock if you correctly answer the security questions.

Step 5: After your Samsung Galaxy J7 Prime has been successfully unlocked, you will be prompted to create a new PIN, Password, or Pattern Lock.

Samsung Galaxy J7 Prime Hard Reset (Factory Reset) to Unlock

If none of the aforementioned techniques work for you, you’ll have no choice but to perform a factory reset/hard reset on your Samsung Galaxy J7 Prime. Follow these steps to accomplish this:

Turn off your Samsung Galaxy J7 Prime first.

Turn it on by pressing “Power + Volume Up” for a few seconds until the Samsung Galaxy J7 Prime logo appears on the screen.