How to Manually Install Official Cyanogen OS 13 Android 6.0.1 Marshmallow OTA update on OnePlus One

Few days back Carl Pei, the CEO of OnePlus tweeted that Marshmallow update for the OnePlus One is in the final testing stage and its roll out would start very soon. Fortunately, the much awaited Cyanogen OS 13 update based on Android 6.0.1 Marshmallow has finally started rolling out for OnePlus One users. The update sized around 485MB is available as an OTA (Over-the-air) and will be rolled out in phases. This CM13 ZNH0EAS26M incremental update will update your OnePlus One running Cyanogen OS version 12.1.1-YOG7DAS2K1 to 13.0-ZNH0EAS26M. The official Cyanogen OS 13.0 update brings Marshmallow to OnePlus One besides offering security fixes, performance improvements and other new features.

OnePlus One Cyanogen 13.0 OTA update   OnePlus One_official marshmallow update

In case you can’t wait anymore and want to install the official OTA update manually on OnePlus One then you can follow the procedure below. In order to flash the OTA, your device must be running an unrooted Stock ROM and Stock recovery. This process should not effect the data on your device.

Requirements – OnePlus One running stock Cyanogen recovery and completely non-rooted stock Cyanogen OS 12.1 ROM


  • Applicable only when updating from YOG7DAS2K1 to ZNH0EAS26M.
  • You CAN’T flash the OTA file manually with TWRP recovery.
  • Make sure your phone is charged
  • It’s recommended to Backup all your important data

Guide to Manually Update OnePlus One to Cyanogen OS v13.0-ZNH0EAS26M –

  1. Make sure your device is running stock recovery and is not rooted.
  2. Download ZNH0EAS26M Incremental OTA update flashable zip [Official Link | Mirror]
  3. Place the downloaded zip file in the ‘download’ folder on phone’s internal storage.
  4. Reboot into recovery – To do so, power off the phone. Then press and hold the Power+Volume Down button simultaneously and release once you see the OnePlus logo.
  5. Select Apply Update > ‘choose from internal storage’ > /0 > Download > and select “” file. (Tip: Use volume buttons to navigate and power key to select)
  6. Once installation is over, go to main page and ‘wipe cache partition‘. Then select ‘Reboot system now’.

That’s it! Wait for a while as the device boots for the first time. (This can take around 15 minutes so be patient). Confirm the update installation by checking the ‘OS version’ in About phone.

CM13 on OPO   OPO Android 6.0.1

Hope you found this post useful. Do let us know if you’ve any questions.

Image credit: OPO FB Group


Mayur Agarwal is the founder and editor of WebTrickz. He is a Tech enthusiast and an Internet freak who loves to try out new gadgets and smartphones. You will usually find him sharing useful How To’s and Tips & Tricks. Follow him @mayurjango on Twitter where he is extremely active.

9 Responses

  1. Rana Vivek Singh says:

    I tried to update several times but it is getting failed every time.

  2. michel says:

    I\’m on YOG7DAS2K1 with stock recovery.
    Update failed with a too hard to read message about some unexpected contents in the system partition.
    I thought no sweat, I\’ll push it in using adb.
    Refused: archive does not contain \’android-info.txt\’ and \’android-product.txt\’
    No lolipop for me it seems 🙁

  3. john says:

    well, this webtrick worked for me 😉

  4. Abdul Razak says:

    Very Good… I just updated to Cyanogen OS 13

  5. Stave says:

    update for Gionee M5

  6. Aniket says:

    Cool man just updated succesfully

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