The recently launched OnePlus 6 is now getting its second software update as OxygenOS 5.1.5. OnePlus released OxygenOS 5.1.5 update for the device with bug fixes improvements. Recently, the company has released OxygenOS 5.1.3 update for OnePlus 6 with super slow motion video support, configuration for notch show/hide, May 2018 security patch, OnePlus Switch app and more.

OxygenOS 5.1.5 OTA update weighs around 66 MB in size and starts rolling out for OnePlus 6. Devices running on OxygenOS 5.1.1 or OxygenOS 5.1.3 will get the new update through OTA. Experienced users can download and install the incremental OTA update file or full update file manually on OnePlus 6.


If you are a proud owners of OnePlus 6 and have not received the OTA notification for this update yet, check it by going to About phone > System Update. If update found, download and install.

If you prefer manual installation, you can install the update manually by downloading the OTA file or full firmware. Below is the OxygenOS 5.1.5 download link and installation guide.

Downloads: OxygenOS 5.1.5 full update file/ OxygenOS 5.1.3 to 5.1.5 OTA/ OxygenOS 5.1.0 to 5.1.5 OTA

Note: The above-mentioned files are official and may not always exist.

Warning: The below method may or may not work. Do it at your own risk!

Installation Instruction [Local Upgrade Method]

1. Download OxygenOS 5.1.5 full ROM zip file and save it on the root of your phone storage

2. Go to Settings > System updates > Settings (top right corner icon) > choose Local Upgrade

3. Your phone will search for the OxygenOS zip file. Once it is found, tap on it to start installing the update.

4. Your phone will automatically reboot and perform the upgrade. The process will take few minutes to complete.

How to install update on a rooted OnePlus 6

If your OnePlus 6’s bootloader is unlocked, installed a custom recovery like TWRP and rooted, then the “Local Upgrade” will not work. Therefore, you need to install the update via TWRP. Here is how it is.

1. Transfer the downloaded OxygenOS full ROM zip file to your phone storage

2. Boot your phone into TWRP and wipe cache and dalvik cache.

4. Tap Install option, select the ROM zip file and swipe to confirm flash.

5. After all the process is completed, tap on Reboot system. It will take few minutes to complete the boot. [Source]

Previous articleHow to Get Google Assistant’s 6 New Voices on Android
Next articleHow to Get Android P’s ‘Private DNS’ Mode on Oreo and Nougat
Kannan is a computer and Android enthusiast, a blogger by passion and a tech freak. His always ready-to-help attitude, knowledge and hard work is what drives him.