This year OnePlus has launched its flagship OnePlus 7 series devices that include OnePlus 7 and OnePlus 7 Pro. Though OnePlus has released the official OxygenOS 10 update based on Android 10 for both the OnePlus 7 and 7 Pro models. But the carrier-locked OnePlus 7 Pro model hasn’t received the update yet like T-Mobile variant. Here in this guide, we will share with you the steps on How to Force Install Android 10 on T-Mobile OnePlus 7 Pro.

In terms of providing faster and frequent software updates, OnePlus always known for. The year of 2019 has been quite impressive so far for the Chinese smartphone OEM OnePlus and for the OnePlus users as well. But if you’re a OnePlus 7 Pro (T-Mobile) variant user, you’re not so lucky enough. However, if you want to upgrade your device right now to Android 10 without wasting any more time, then there is a way to do it.

Basically, the guide will convert your T-Mobile OnePlus 7 Pro ROM into a carrier unlocked OnePlus 7 Pro ROM. Therefore, it will be quite easier for you to upgrade the device to Android 10. Additionally, you will receive future OxygenOS updates as well on your Carrier Unlocked device. Check out the full guide along with required downloads and pre-requirements as well.

Steps to Force Install Android 10 on T-Mobile OnePlus 7 Pro

The below-mentioned guide will convert the T-Mobile OnePlus 7 Pro ROM into an Unlocked OnePlus 7 Pro variant that runs on Global OxygenOS ROM. Once the process is done, you’re good to go.

But before heading over to the process, make sure to follow all the requirements properly.

Pre-Requirements:

  • This guide is only for T-Mobile OnePlus 7 Pro model.
  • Take a full Backup of Data without Root for the safety purpose. if anything goes wrong, you can get back your important data.
  • Download and copy the TWRP file on your device.
  • A PC/Laptop and a USB cable required.
  • Keep your device charged up to 60%.
  • Install the latest OnePlus USB Driver on your computer.
  • Install ADB & Fastboot on your PC.
  • Unlock Bootloader on OnePlus 7 Pro. (Required)
  • You will need a USB OTG Pendrive. Copy the OnePlus 7 Pro firmware to it.

Instructions to Force Install Android 10 on T-Mobile OnePlus 7 Pro

  • We assume that you’ve already unlocked the bootloader on OnePlus 7 Pro. If not, then follow the guide given above and do this at first.
  • Next, enable Developer options, USB Debugging, and OEM Unlock on your OnePlus 7 Pro. (Check the guide)
  • Under the Developer options, you will get OEM Unlocking. Turn on the toggle.
  • Now, go to the PC and create a new folder on any driver called global101.
  • Copy the TWRP file to the global101 folder.
  • Rename the TWRP file to twrp.img as well.
  • Now, inside the global101 folder, open command prompt by pressing and holding Shift key + right mouse click. You will see the ‘open command/PowerShell window here’ option.
  • You have to connect your OnePlus 7 Pro phone to the PC via a USB cable.
  • Next, reboot your device into Bootloader or Fastboot mode by using the command below and :

adb reboot bootloader

  • Then you will have to allow USB Debugging on your device.
  • Once your device is in bootloader mode, type in the following command and hit enter:

fastboot getvar current-slot

You will see the active slot whether A or B.

Required Downloads:

  • OxygenOS 10.0.1 Full ROM (Android 10)
  • Download OnePlus USB Drivers
  • Download TWRP

Disclaimer:

  • Under the Developer options, you will get OEM Unlocking. Turn on the toggle.

  • Now, you have to switch to the inactive slot by using the command below:

fastboot –set-active=<inactive_slot_name_here>

(If ‘A’ is the active slot, then type ‘B’. Otherwise, type ‘A’ if the active slot is ‘B’)

  • Next, flash the TWRP Recovery on your OP7 Pro by using the command below:
  • If the active slot is ‘A’, then type

fastboot flash boot_b twrp.img

  • If the active slot is ‘B’, then type

fastboot flash boot_a twrp.img

  • Once done, reboot into TWRP Recovery mode by using the Recovery mode.
  • Disconnect the phone from PC and connect with a USB OTG Pendrive.
  • Make sure that the latest downloaded OxygenOS 10.0.1 firmware is copied into the Pendrive.
  • On the TWRP menu, go to Install > Storage > USB > Search for the firmware file and select it.
  • Swipe to confirm the firmware installation process and wait for it to complete.
  • Now, in order to skip the Qualcomm Crash Dump Error, you will have to flash the same firmware again in the second slot.
  • Go back to the TWRP home screen and reboot your device.
  • Tap on the non-current slot (if the current slot is ‘A’, then select Slot ‘B’ or vice-versa)
  • Install the firmware again as you’ve done earlier from TWRP.
  • Wait for the complete installation and restart your OnePlus 7 Pro normally.
  • Enjoy!

How to Keep TWRP Alive post-Android 10 update

  • Go to the main screen of TWRP Recovery again without booting into the system.
  • We assume that you’ve copied the TWRP file on your device as mentioned in the pre-requirements.
  • Tap on the Install option > select the TWRP zip file.
  • Go back to the main menu of TWRP Recovery.
  • Tap on Reboot > select Recovery. It will reboot into TWRP again.
  • Once the device boots into TWRP, tap on Reboot > System.
  • You’re done. It will keep the TWRP alive even after installing Android 10 on your T-Mobile OnePlus 7 Pro.

That’s it, guys. We hope this guide is helpful to you and you will easily get future OxygenOS updates as an unlocked OnePlus 7 Pro user. For any queries, you can comment below.

  • If the active slot is ‘A’, then type

Note: