How To Install Stock ROM On SBM A850s (Unbrick/Update/Unroot)

If you are looking for a guide to Install Stock ROM On SBM A850s (Official Firmware Flash File), then you have landed on the right page. No matter how thoroughly you follow any rooting guide, there is always a risk of bricking the device. Don’t try to skip any step because every step has it’s own importance in this guide if you don’t follow the guide correctly you may end up bricking your device.

We have collected more information about SBM A850s Stock ROMs down if you want you can read it from down. The firmware file version name is w20_648_aw_xxh_x8_sbm_v07 – full_w20_648_aw_xxh_x8_sbm-user 5.1 LMY47I. The firmware is based on Android 5.1 Lollipop Mobile Os. The firmware is for MediaTek MT6580 powered devices.

All device comes with a specific firmware or ROM, this is called Stock ROM. These are based on Android source code but modified by the manufacturers to give some extra features to its customers. These ROMs are very stable as they are made the company for their devices. Sometimes users brick their devices in the process of rooting and the only way to fix that is flashing back the stock firmware. The other reason is to fix a sluggish or laggy device. With time android devices slow down and by flashing the stock firmware can fix the problem.

There are loads of benefits of having the stock ROM of an Android device. You can Fix Bootloop and Black screen issue by flashing back the stock firmware. If you are facing some software related issues, then you can flash the stock ROM to fix that. You can Unbrick and unroot your device by flashing back the stock firmware which will give you your device’s warranty back.

[icon name=”sticky-note” class=”” unprefixed_class=””]RootMyGalaxy.net is not responsible for any damage happened to your device(s) while following this guide so please proceed at your own risk. However, we would be happy to help with any problems within our reach

SBM A850s Stock ROM Details:
  • Download Format: rar/Zip Verison
  • Firmware Type: Official
  • Tool Supported: SP Flash Tool
  • Gapps File: Included
  • Device Supported: SBM A850s

Pre-Requirements:

Download SBM A850s Flash File / Stock ROM

Related: [Download] List Of Android Devices Getting Lineage OS 16 (Android 9.0 Pie)

Steps To Install Official Stock ROM On SBM A850s

Install Stock ROM On SBM A850s (Unbrick/Update/Unroot)

  • First of all, make sure you have followed each and every step mentioned in the pre-requisites section
  • After that, you have to download the files mentioned in the Downloads section and transfer them to your phone
  • Once transferred, follow this guide from below to install the Stock Firmware/ROM on your smartphone.
  • Once you have done all the steps mentioned in the guide, your phone should be booted into Stock ROM.

Rootmygalaxy a.k.a RMG was started in 2015 with a solo goal of Helping users with easy How-to guides. Slowly the website started sharing exclusive Leaks and Tech News. In these 5 years, we have been credited by the likes of Forbes, CNBC, Gizmodo, TechCrunch, Engadget, Android Authority, GSM Arena and many others. Want to know more about us? Check out our About Us page or connect with us Via Twitter, Facebook, Youtube or Telegram.

Dibyashree Sharma

An NIT Rourkela Graduate in CS, Blogger, Android Geek, and a Tennis Fanatic. I have been writing about Android OS for Last 8 years.

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