In this guide, we show you how to install Android 6.0.1 Marshmallow based ‘Yu Open OS’ on Yureka, Yuphoria and Yunique. Note that this is a Beta build of the OS and unstable. The ROM may include many bugs that are not yet identified and fixed, so it cannot be used as daily driver. Users are advised to wait for the stable build of Yu Open OS.

Interested users can now install the beta version of Yu Open OS (Nightly build) right now on their YU Yureka, Yuphoria or Yunique. However, it requires certain knowledge on ADB commands. Prerequisites for installing Yu Open OS (Android 6.0.1):

  1. Unlocked bootloader
  2. Enable USB Debugging and OEM Unlock in developer options
  3. Backup any data you have on your phone

How to Install Android 6.0.1 Yu Open OS on YU Yureka, Yuphoria & Yunique

  1. Setup ADB and Fastboot drivers on your computer (See this guide)
  2. Download Yu Open OS Fastboot image for Yureka [HERE], Yuphoria [HERE] and Yunique [HERE].
  3. Unzip the downloaded image file to get boot, system and recovery images. Copy all the files and save it inside the adb installation folder (usually it will be at C:\adb)
  4. Connect your device to your PC, go to the adb installation folder, open a command window there and issue the below command: adb reboot bootloader
  5. Your device will boot into fastboot mode. Now issue the below command: fastboot -i 0x1ebf devices [The above command is for Yureka. For Yuphoria, type fastboot -i 0x2A96 devices and for Yunique, type fastboot devices)
  6. Now issue the below commands one-by-one (for Yureka) fastboot -i 0x1ebf format userdata fastboot -i 0x1ebf flash boot boot.img fastboot -i 0x1ebf flash recovery recovery.img fastboot -i 0x1ebf flash system system.img fastboot -i 0x1ebf flash userdata userdata.img fastboot -i 0x1ebf oem lock fastboot -i 0x1ebf reboot Once your device booted up, set up and enjoy Yu Open OS and Android 6.0.1 Marshmallow. If you have any doubt, leave it in the comment section below (Source)