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How to Install Oreo 8.1 on Xiaomi Mi A1 (v8.5.11) (OPM1.171019.

Xiaomi firm obtained most last firmware v.8.5.11 Android Oreo 8.1 for Mi A1 device. Presently the new ROM has unveiled and will be soon available for all Mi A1 phones. But currently, Oreo 8.1 update underway, accordingly not trapped everyone OTA alert. Consequently, we described to proceed the manual process and get update the non-alerted device to install Oreo 8.1 on Xiaomi Mi A1 device.

Android Oreo 8.1 OPM1.171019. update has improved security patch, which device has more secure with this build. However update OPM1.171019. alive via OTA, but troubles to caught all users OTA notification at the same time. So explanation under the article for those users that are suffering from non-alerted OTA file. Easily described to install Oreo 8.1 on Xiaomi Mi A1 device manually.How to Install Oreo 8.1 on Xiaomi Mi A1 (v8.5.11) (OPM1.171019.

Further down the guide to install v8.5.11 Oreo update for Mi A1 phone, essential file under the link. So get OPM1.171019. firmware and flash it with command prompting. But firstly check Mi A1 for updating, if update available then update your device following on-screen instruction. Else track below article and update via manual manner. To check update simply go to Setting> About Phone> Software Update.


  • All guideline only stable on Xiaomi Mi A1. Don’t try this article on any other device.
  • Follow up step by step guide and don’t miss any step during the process. We will not responsible if something goes wrong.
  • Charge your smartphone properly before starting the process at least 60%. Cause if your device turn off during the process, your device will be a soft break or may more damages on your smartphone.
  • Backup your important data and save to safe location, first of process.


  • Download Android 8.1 Oreo v8.5.11 for Xiaomi Mi A1. Download Link

How to Install Oreo 8.1 on Xiaomi Mi A1

1: First unlock the bootloader, if the bootloader is already unlocked then skip this step.

2: Setup and install adb and fastboot on your PC.

3: And then download the correct firmware from above and extract it to the ADB installation directory.

4: Open the command window under adb and fastboot installation directory. Simply press and hold the ‘shift’ key and right-click anyplace in that folder.

5: And then Reboot your phone into Bootloader mode.

6: After that run flash_A.bat or flash_B.bat file.

7: So if the above command not working then use the below commands one by one to flash manually

fastboot oem unlock
fastboot flash modem_a modem.img
fastboot flash sbl1 sbl1.img
fastboot flash rpm rpm.img
fastboot flash tz tz.img
fastboot flash devcfg devcfg.img
fastboot flash dsp dsp.img
fastboot flash aboot aboot.img
fastboot flash boot_a boot.img
fastboot flash system_a system.img
fastboot flash lksecapp lksecapp.img
fastboot flash cmnlib cmnlib.img
fastboot flash cmnlib64 cmnlib64.img
fastboot flash keymaster keymaster.img
fastboot set_active a
fastboot oem lock
fastboot reboot

8: Good Job!

Let us know in the comments box if you have any problem or want to know more clarification.


About the author

Nadeem Khan

Nadeem Khan has founder and owner of smartsguide.com, he has Master in Computer Science (MCs) and enthusiastically interest in techs News and updates. Also, part-time watching news videos, playing Games and a deep lover of Web developer and Web designing.

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