How to Flash OxygenOS 15 Android 15 on OnePlus 8/8 Pro

In this guide, we will show you the steps to flash the latest OxygenOS 15 based on Android 15 onto the OnePlus 8/8 Pro devices. The eighth iteration of the devices from OnePlus is still reigning supreme in the tech community, even 5 years after its release.

One shouldn’t have to look any further than the fact that both these devices have already received their last official update in the form of Android 13 but are still enjoying the taste of Android 15, thanks to some impressive work done by the developers.

As a result of this, you are about to welcome tons of intriguing goodies and a slew of noteworthy features onto your device. So, without any further ado, let’s make you aware of the steps to welcome abode this port onto your device right away.

If you own the OnePlus 8T, then check out this guide instead: How to Install Android 15 OxygenOS 15 on OnePlus 8T

  • How to Flash OxygenOS 15 Android 15 on OnePlus 8/8 Pro BUGS ELIGIBILITY DOWNLOAD ROM INSTALLATION STEPS

How to Flash OxygenOS 15 Android 15 on OnePlus 8/8 Pro

oneplus 8 pro android 15 oxygenos 15 - 1

The below process will wipe off all the data from your device, so take a complete device backup beforehand. Droidwin and its members wouldn’t be held responsible in case of a thermonuclear war, your alarm doesn’t wake you up, or if anything happens to your device, and data by performing the below steps.

BUGS

  1. Charging while powered off may not work
  2. No fast charging animation
  3. AOD (Always-On Display) brightness is very low: You can fix it by flashing a custom kernel.

ELIGIBILITY

Only those OnePlus 8/Pro variants which has a super partition size of 15032385536 bytes are supported by this ROM. Here’s how you can check the size of your device’s super partition:

  1. First off, download and extract Android SDK Platform Tools .
  2. After that, root your device using Magisk / KernelSU / APatch .
  3. Now enable USB Debugging and connect the device to the PC.
  4. Then open Command Prompt inside the platform-tools folder.
  5. Now type the below commands to get the super partition size: adb shell su blockdev –getsize64 /dev/block/bootdevice/by-name/super
  6. If the output is 15032385536, then you can flash this ROM file.

DOWNLOAD ROM

You may now download the latest OxygenOS 15 Android 15 ROM for your OnePlus 8/8 Pro from below:

DOWNLOAD LINK [Credits: XDA Senior Member Bruce Teng]

INSTALLATION STEPS

  1. First off, download and extract Android SDK Platform Tools .
  2. Next up, transfer the rom.zip file to the platform-tools folder.
  3. Now enable USB Debugging and connect the device to the PC.
  4. Then open Command Prompt inside the platform-tools folder.
  5. Now type the below command to boot the device to Fastboot: adb reboot bootloader
  6. Once it’s done, flash the OrangeFox Recovery onto your device.
  7. Now type the below command to boot to OrangeFox Recovery: fastboot reboot recovery
  8. Now go to Wipe > Format Data > Type Yes > hit the checkmark.
  9. Go to Advanced > ADB Sideload and swipe to start the sideload:
  10. Then type in the below command to sideload the ROM ZIP file: adb sideload rom.zip
  11. Now, type in the below command to boot to the newly flashed OS fastboot reboot
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Google preferred - 2
  • Najam Ul Haq 9 months ago Reply Aoa, it will be a very kind gesture if you can make a step by step video guide for noobs like me. Also, can you run banking app on rooted phone without magisk, if you cannot then how can one install android 15 without rooting. Jazak Allah. Regards from Pakistan.
  • Swapna 9 months ago Reply Hi, I’m using it; however the applock password not working! Any fix ?

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