Oppo Realme U1 RMX1831 Official Firmware

Oppo Realme U1 RMX1831 Flash File (Stock ROM) and Flash Tool. Download latest Firmware of Android Oreo 8.1 for Oppo Realme U1 that helps to fix device dead boot loop, fix hang on the logo and upgrade OS of the device. It will also help to remove FRP lock and user security lock from the device.

Download Oppo Realme U1 RMX1831 Flash File

Device: Realme U1

Model: RMX1831

Brand: Oppo

Version: A.02

OS version: Oreo 8.1

Language: Multi

Tool Supported: OFP Flash Tool


  • The device driver must be installed into your PC for device connectivity
  • Android device battery at least 50% charged
  • Take a backup of personal data before flashing device

How to Flash Oppo Realme U1 Stock Firmware ROM

  • Download Oppo Realme U1 Flash File and extract it with WinRar or 7Zip.
  • Install Android USB Device driver, If you have already installed then leave it.
  • Open OFP Flash Tool
  • Choose XML file by clicking on load  from OFP Flash Tool
  • Power OFF Android Device and remove battery IF remove able.
  • Connect Android Device with PC via USB Data Cable
  • Click on Download or Upgrade from OFP Flash Tool
  • Flash process will start after searching Modem drivers and Device
  • After successful write flash done an OK message will appear
  • Disconnect Device and Power ON
  • Congratulation, Finally OS upgrade is done


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