Vivo Y81 DA File [ MTK Secure Boot File Download ] Working 100%

Vivo Y81 DA File........

Vivo Y81 MTK secure boot files is here to download. Getting error in Vivo Y81 frp bypass or firmware flashing due to “Da File MisMatch error” or “Authentication error” or “Buffer error: etc then you have to download Vivo Y85 DA File.

Vivo Y81 is a MediaTek [ MTK] chipset based android Oreo 8.x.x smartphone and comes with MediaTek MT6737 processor. So user can use any scatter firmware flashing tool like NCK tool, Miracle tool or Sp flash too etc.

But problem is that Vivo Y85 is the latest MTK smartphone and comes with secure boot feature. Just because of this secure boot feature it’s show the DA file error during the flashing or frp bypass process.

To resolve this issue, you have to load new Vivo Y85 DA File in “DA File” section and then continue the process.

Also read :How to Find Suitable Flash Memory for MTK SoC

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What is Vivo Y81 Download Agent File

A Vivo Y81 Download Agent Loader file is a key to access the internal storage for the device. Whenever you want to install a custom ROM, make a backup of your device, Flash IMG files, unlocking bootloader etc. You will need these Download Agent files. Without Download Agent files, you won’t be able to read or alter the files present in the secure storage fo the chip.

A Download Agent (DA) enables your favorite Mediatek Flash Tool to read and write to the device. In a case where the default DA can’t, you’ll encounter constant errors or the phone just powering up when you connect (this dates as far back as the Vivo Y85). This is where a custom DA file comes in. Depending on the tool you’re using, you manually load the custom DA ( DA_PL.bin or Authfile.auth ) .

DOWNLOAD LINK

File is Password Protected. Password ⇒ softwarecrackguru

Download and extract using 7 zip software

File Type: RAR

File Size :180MB

Download Link:-User_Upload

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How To User DA file with SP Flash Tool

1. Download the latest version of SP Flash tool and launch it.

2. Wait till SP Flash tool loads up. After a successful launch, navigate to the download tab.

3. Click on the “choose” button in front of the Download Agent option and select the downloaded Chuwi Custom secure boot DA file

4. The custom DA file should now be loaded (you’ll see it in the address displayed)

Now you can carry out all the tasks you want to perform i.e. FRP unlock, IMG flashing, Security codes check, Firmware flashing etc.

It is simple to use these new Custom Secure Boot DA files if you are already familiar with using normal/default DA files. Please note that these secure boot DA files are tool specific, i.e. they will only work with specific MediaTek tools. In this article, we will be giving a detailed explanation on three tools: Sp flash tool, Miracle Box, CM2 box.

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