How to Unlock Bootloader of T-Mobile Samsung Galaxy Tab E 8.0 SM-T377T Easily [Simple Steps]

Today, will share a simple trick with T-Mobile Tab E 8.0 SM-T377T (gtesltetmo) owners who are trying to unlock bootloader of their device. It comes with Energy Star certification, Google Play Music support, 1.3GHz Quad-Core Exynos3475 processor, 32GB internal storage space, 8.0 inches display, 5000mAh battery, Bluetooth v4.1, 5MP rear camera, 720p video recording support and 3.5mm audio jack. If you have recently bought T-Mobile Tab E 8.0 SM-T377T, then you might be planning to unlock its bootloader. As we know, bootloader is a program that starts whenever phone is turned on. It activates the Android operating system on Tab E 8.0 SM-T377T. Locked bootloader does not allow us to install custom ROM on our device. It only loads the authorized Android OS with a digital signature. will help you in unlocking T-Mobile Tab E 8.0 SM-T377T bootloader. You will be able to install custom ROM after unlocking bootloader. Previously, I have published the simple instructions for unlocking bootloader of Samsung Galaxy Tab E 8.0 SM-T377W. Now, I will discuss about the step-by-step tutorial to unlock bootloader of T-Mobile Samsung Galaxy Tab E 8.0.

I am hoping that you will be able to unlock T-Mobile Tab E 8.0 SM-T377T (gtesltetmo) bootloader without facing any problem after reading the tutorial written in Don’t forget to activate developer options. You must note that your Tab E 8.0 SM-T377T (gtesltetmo) will lose warranty after the bootloader unlock process. It will let you install Custom ROMs on your device. You must activate OEM unlock option. Bootloader unlock process will also let you install Magisk, so you will be able to root your device after unlocking its bootloader.

If you are planning to install official and unofficial LineageOS custom ROM on T-Mobile Tab E 8.0 SM-T377T (gtesltetmo), then you must be eagerly waiting to unlock its bootloader. You must save your important documents securely including messages and contacts before unlocking bootloader of Tab E 8.0 SM-T377T, because there is a possibility of losing all documents from your device during bootloader unlock process.

Below are the steps using which you can unlock bootloader of T-Mobile Tab E 8.0 SM-T377T. will not be responsible if your device got broken during bootloader unlock process. Tab E battery must be above 86 percentage before bootloader unlock process. You have to activate developer options before unlocking it.

How to Unlock Bootloader of T-Mobile Samsung Galaxy Tab E 8.0 SM-T377T Easily [Simple Steps]

1. Tap “Settings” Menu on T-Mobile Galaxy Tab E 8.0, then you have to tap “About” option.

2. Tap “Software Information” option.

3. Tap “Build number” option several times until you see “developer mode” message.

4. Tap “Settings” Menu again.

5. Tap “Developer options”, then activate “OEM unlocking” option.

6. Now you have to activate “USB debugging” option.

You have successfully unlocked bootloader of T-Mobile Tab E 8.0 SM-T377T (gtesltetmo). If you are experiencing any difficulty while unlocking Tab E bootloader, then don’t hesitate to share your issue with Please submit your email address and subscribe to get more information regarding T-Mobile Tab E 8.0. You must check your email to activate subscription. I’ll help you in unlocking bootloader of your device.

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