Update OnePlus One To Android 8.1 Oreo Via AOSP Custom ROM

One of the Top Android manufacturers currently in the world is OnePlus and always their devices are equipped with powerful hardware and latest software. OnePlus has launched his first debut flagship OnePlus One smartphone which is still a developer-friendly smartphone. Now you can enjoy the AOSP Android 8.1 Oreo on OnePlus One and really taste the pure Android 8.1 Oreo experience with this Custom ROM.

There is no news about 8.1 Oreo OS officially for OnePlus One, so all thanks to the XDA Recognized developer Agent_fabulous for bringing a stable Android 8.1 Oreo ROM. It comes with tons of new features like Picture in Picture mode, New Wi-Fi Features, Multi-Display Support, Better battery life with more advanced Doze mode, Better Icons, Notifications Channels, Background Limits, Autofill, Keyboard Navigation and much more. Remember that this ROM is not officially announced by OnePlus but just a custom ROM which is developed by third-party developers. Your device must be rooted, and a custom recovery like TWRP or ClockworkMod (CWM) should be already installed on it. Because without a custom recovery you will not be able to flash this AOSP custom ROM on OnePlus One

AOSP stands for Android Open Source Project which is the most popular custom ROM in Android community. This latest AOSP ROM is stable, fast, light and smoothly run on your device without any problem. The ROM is still under development so it has some minor bugs but don’t worry they will be fixed with time. The good thing is that you will taste the sweetness of real baked Oreo. Before proceeding, don’t forget to take a full backup of all your valuable data. If you want to update OnePlus One to AOSP Android 8.1 Oreo custom firmware then go ahead and follow the given steps.

Note:

This guide containing the AOSP Android 8.1 Oreo Custom ROM is working with the OnePlus One devices. Do not try to install this ROM on any other device, as a result, your device might get bricked.

Warning:

AndroidXDA.net will not be held responsible for any damage occurred to your OnePlus One during or after the installation of AOSP ROM. Proceed at your risk.

Before Getting Started:

  • Make sure that the battery level of your OnePlus One is at least about 80% before moving to the installation guide.
  • Download and install proper USB Drivers for the OnePlus One on PC.
  • It is highly recommended to take a proper backup of your important data and settings on the phone using a custom recovery such as CWM or TWRP. In case anything goes wrong then you’ll be able to restore your data.
  • Enable USB Debugging Mode on One Plus One from Settings > Developer Options.
  • Your phone should be rooted with the latest version of CWM or TWRP recovery installed.
  • The bootloader of your phone should be unlocked.

Required Files:

Steps to Install AOSP Android 8.1 Oreo ROM on OnePlus One:

Here we have given a step-by-step guide on how to install Android 8.1 Oreo based AOSP custom ROM on OnePlus One.

Step No 1: – First, download the AOSP Android 8.1 Oreo custom ROM and Google Apps package from the above links on the desktop of your PC. Do not extract these files.

Step No 2: – Now, connect your OnePlus One to the PC using its USB data cable.

Step No 3: – Move the AOSP firmware and Google Apps zipped files to the root folder of SD card on your phone.

Step No 4: – Now, disconnect the device from the PC and turn it OFF in order to boot into Recovery Mode.

Step No 5: – Turn ON the OnePlus One while pressing and holding Volume Up + Home + Power keys at the same time for a while until the device enters into Recovery Mode.

Step No 6: – Go back to the main recovery menu and perform a full data wipe. This includes Dalvik cache, Cache, System, Factory data reset.

Step No 7: – Go back the main Recovery menu and choose install zip from sdcard> choose zip from sdcard.

Step No 8: – Find the ROM file that you’ve already transferred to the root folder of your SD Card in Step No 3. Select the AOSP ROM .zip file and proceed the installation process.

Step No 9: – Once the ROM is successfully installed on your OnePlus One, install Google Apps package by following the same procedure as given above.

Step No 10: – After the installation of AOSP Android 8.1 Oreo custom ROM and Google Apps, select reboot system now to reboot the phone.

It will take about 5 minutes to boots up for the first time after installing ROM on your phone.

That’s All! You have successfully updated OnePlus One to the latest Android 8.1 Oreo with AOSP custom ROM.

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