Download Oppo A91 tested MTK secure boot DA File

Download Oppo A91 MTK Secure boot  DA File:

Oppo A91 DA File [Download agent] Now available for download & You can download it from below. The file tested & working with CM2, SP Flash tool, Miracle box and NCK box.

Oppo A91 Run on Android 9.0 & it is Powered by Mediatek MT6771 Processor. it is a dual SIM (GSM) smartphone that support Nano-SIM cards. connectivity options Include Wi-Fi GPS bluetooth USB OTG FM 3G & 4G. The device come with 8GB of RAM and 128GB of storage that can be expandable via SD card.

Why would I Need an MTK Secure Boot DA File?

If you try flashing MTK devices which have secure boot with SP Flash tool then you’ll run into Authentication or Buffer Errors . In boxes like CM2, NCK or Miracle, You’ll encounter a Secure Boot! error, To flash such devices, You’ll need a Secure Boot DA file.  It’ll also come in handy when trying to bypass factory Reset Protection (FRP)

Download Links:

  • Oppo A91 DA+Auth: Download
  • before using the file first you have to disable SLA authentication by following this guide

How to use Oppo A91 MTK DA File:

With NCK Box:

  • Open NCK and Click on FRP-PATTERN-PRIVACY-RESET
  • Click select custom loader
  • navigate to your DA file and select the DA you wanted to use.
  • Click on [FM] Reset FRP / [FM] Means Flash Mode
    • Open NCK Loader
    • Click on settings
    • Navigate to your DA file and select the DA you wanted to use.
    • back to Service Tab
    • click Reset FRP

With SP Flash tools:

  • In SP Flash tools You can select DA File in the Main tab of the tool.