Latest OxygenOS 3.5 Community Build for OnePlus 3 is now available for download. OxygenOS 3.5 update includes lots of back-end enhancements that will improve speed and processes. The update is a “Community Build” and you have to flash it manually via ADB Sideload. After flashing OxygenOS 3.5 Community build on OnePlus 3, you will continue getting the OTA. Download OxygenOS 3.5 for OnePlus 3 from below and flash it manually.

Recently OnePlus released the OxygenOS 3.2.4 Hotfix Patch for OnePlus 3, but users were not happy with that update as that had some issues. But now OxygenOS 3.5 for OnePlus 3 is available which brings New and improved OnePlus apps, Improved camera software, and Several UI improvements. If you want to update your OnePlus to the latest version then Download OxygenOS 3.5 for OnePlus 3 from below. Check below what’s new in OxygenOS 3.5 Community Build.

Download OxygenOS 3.5 for OnePlus 3 (Community Build)

Features and Changelogs of OxygenOS 3.5 Community Build

  • Several UI improvements
  • New and improved OnePlus apps, including clock, weather and file manager
  • Improved camera software
  • More robust settings and customization features

Some Known Bugs – 

  • Android Pay is not currently supported
  • Only English is currently supported in several OnePlus apps
  • Some performance issues
  • Some UI issues when using custom themes
  • System UI tuner is unstable (do not use); using the system UI tuner could cause serious issues that can only be resolved via factory reset
  • You will need to re-register your fingerprints if you have fingerprint authentication enabled


  • This method is only for the OnePlus 3.
  • Follow the steps correctly otherwise you may brick your device. We are not responsible for any damage to your phone.
  • It will not erase your data, but still we advise you to take a complete backup of your phone and then proceed.
  • Ensure that your phone has at least 50-60% charged to prevent the accidental shutdown in-between the process.

Download OxygenOS 3.5 for OnePlus 3

  • Download OxygenOS 3.5 Community Build for OnePlus 3

How to Install OxygenOS 3.5 ROM on OnePlus 3

1) Enable ‘USB debugging’ option from setting>developer option>. To enable Developer Options, go to About phone and tap the Build Number 7 times.

3) Download ADB and fastboot driver for windows orADB and Fastboot for Mac and install it on your PC.

4) Download the OxygenOS 3.5 zip file for OnePlus 3 from above Copy ROM to a folder where adb installed.

5) Now Turn Off your phone and boot into recovery mode.

3) Choose Install from USB

4) Now Connect your phone to Laptop/PC

5) On Marshmallow ROM folder press shift+right click and click on open command here.

6) Now check your connection by typing the below command

adb devices

 if your device is listed, you’re ready to flash the ROM

7) Flash the Oxygen OS 3.5 on OnePlus 3  by typing below command

adb sideload File

8) Now wait until the process complete and then Reboot the phone.

9) Done!

That’s all this is the complete guide to Download and Install OxygenOS 3.5 on OnePlus 3. So try it on your device and give feedback to the OnePlus team by filling this form. Let us know if you have any questions by comment below.

Source – OnePlus


Sumit is a Tech and Gadget freak and loves writing about Android and iOS, his favourite past time is playing video games.


  1. C:\adb>adb devices
    List of devices attached
    9e024f9c sideload

    C:\adb>adb sideload C:\adb\
    loading: ‘C:\adb\’
    * cannot read ‘C:\adb\’ *

    Why ? :(

    • Because that’s not the right cmd
      try this
      adb sideload

  2. joseph ananth Reply

    im not able to do it.
    C:\Program Files (x86)\Minimal ADB and Fastboot>adb devices
    List of devices attached
    9008f196 sideload

    C:\Program Files (x86)\Minimal ADB and Fastboot>adb sideload
    loading: ‘’
    * cannot read ‘’ *

    it keeps showing this.

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