Update OnePlus One to Android 7.1.2 Nougat using Legend custom firmware

Android 7.0 Nougat is the latest version of Android. But the OnePlus One has not yet received the update to the latest operating system. Further, OnePlus has already stopped providing update to OnePlus one. If you are an user of OnePlus one, need not worry. You can still update OnePlus one to android 7.1.2 Nougat operating system through Legend custom firmware.

Legend ROM of Android 7.2.1 Nougat is built on CM13 which is very stable. It also comes with few audio fixes and enhancements. So, if you wish to update OnePlus One to Android 7.1.2 Nougat using Legend ROM, do follow the below prerequisites to safeguard your personal data and to ensure successful installation.

PREREQUISITES

Check Device Model Number

It is vital to check device model number before rooting/unlocking/flashing process to ensure flashing compatible files on the device. The device model name should be OnePlus One. If your device model number doesn’t match with mentioned one, do not attempt the tutorial.

OnePlus One USB Drivers

To transfer firmware packages, it is to be connected with PC. If your PC fails to detect the device, PC should be installed with OnePlus USB drivers. If you’ve not installed previously, download them form below source and install manually.

OnePlus One USB Drivers

 For Mac users, you can install Android file transfer to transfer installation packages.

Steps To Be Considered

  • Enable USB debugging on the OnePlus One which lets the device establish a stable connection with computer via USB. You can do it by following the below mentioned path. In latest versions of Android, the Enable Debugging option will be hidden in depth of settings panel. You can follow our guide to enable USB debugging.
  • Rooting the device erase entire data on the device including internal SD card. So, make sure you create a backup of entire important data. If you are not familiar with Android backup process, you can refer our guide to Backup Android phone data.
  • Make sure the phone’s battery is at least 60% charged at the start up of tutorial. If battery runs off during unlocking process, it may turn your phone into brick. So, charge the device before tutorial.
  • If the device bootloader is locked, it is to be unlocked before rooting process. You cannot gain root access unless bootloader is unlocked.
  • To install custom ROM’s/Firmware the OnePlus One must be rooted and should be installed with Clockworkmod recovery/TWRP recovery. Perform this step if not done previously.

Are you sure you completed all the above steps? If yes, you can now get started with the Android 7.0 Nougat installation process.

DOWNLOADS SECTION

Legend Android 7.1.2 ROM

Android Nougat Google Apps(Choose device platform, GApps version and respective variant)

Guide to update OnePlus One to Android 7.1.2 Nougat using Legend custom firmware

Disclaimer: Rooting/Unlocking/Installing custom ROMs and Kernels are not official methods. So, neither device manufacturer nor Droid Word team is responsible if anything goes wrong with your device during the process. This article is only for educational purpose. You can continue with the implementation at your own risk.

update oneplus one to android 7.0 nougat using legend firmware

STEPS TO BE FOLLOWED

Step 1: Download Legend Android 7.1.2 ROM and Android Nougat Google Apps packages from downloads section to your PC. Do not unzip the packages.

Step 2: Connect OnePlus One to PC using an USB cable.

Step 3: Transfer the downloaded packages into the root of phone/SDcard memory.

Step 4: Once the transfer is done, disconnect the USB and turn off the OnePlus One.

Step 5: Enter custom recovery mode on OnePlus One. Don’t know how? Do follow the simple step below.

 Turn on the device by holding Volume up+Home+Power buttons together until you see the recovery mode.

Step 6: In custom recovery mode, you can view a list of options which are not available in Stock recovery. Among them, find and select wipe data/factory reset(In recovery mode the touch interface will not work. You can use Volume buttons to navigate and Power button to select). 

Step 7: Now perform a complete data wipe by selecting wipe cache partition.

Step 8: Once done, enter advanced options in recovery mode and select wipe dalvik cache.

Step 9: If you are done with all the above steps, you can flash the firmware package now. Select install zip from sdcard, navigate and choose the previously copied Legend Android 7.1.2 ROM package. Confirm the installation and do not interrupt the process.

Step 10: After completion follow Step 9 again and choose Android Nougat Google Apps package in this case.

Step 11: Once the packages installation is completed, select reboot system now option.

That’s it! Your device now boots up running Android 7.1 Nougat. You have successfully updated OnePlus One to Android 7.1.2 Nougat using Legend custom firmware. If you face any issues while following the above guide, do let us know through the comments section. We may help you out.

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