What Is Download Agent File? How To Use MTK DA File With MTK Tools?

What Is Download Agent File? How To Use MTK DA File With MTK Tools?

MTK is one of the most popular chipset for feature and android Smartphone. Because of this, you can see lots of MTK cpu based android devices in the market. Each and every MTK mobile comes with secure boot enabled features. That’s why, every time you have to use MTK secure boot DA agent loader files for flashing, software update or frp unlock process.

In today’s guide we are going to discuss “what is Download Agent file” and “how to use Download Agent file with MTK tools? Moreover, you will see how to use a custom DA file to remove DA File error during the mobile repairing process?

What Is MTK Download Agent File Or MTK DA File?

mtk da file secure boot loader file

Whenever your device is bricked or not working fine or device is locked then you have to flash or format your device with mtk tools like sp flash tool or Miracle tool or CM2 tool or NCK tool etc.At the time of using any MTK tool, it will ask you to load the Download Agent file or MTK DA file to verify the specifications. That’s why, these MTK download Agent files are very important to flash firmware or frp unlock process.

Most off all MTK flash tools or FRP unlock tools come with a built-in DA file which can be used to access secure storage of the device. Otherwise, MTK tools can’t work properly without unlocking the secure boot of MediaTek android phone.

Actually it’s very similar to an android bootloader. For example, Xiaomi, Motorola, Oncplus also comes with a pre-locked bootloader from the manufacturer. So, we need to unlock the bootloader of the device before flashing and rooting.

Just like bootloaders, MTK android devices have a secure boot system which is necessary to unlock before trying any flash tool or mobile repairing tool.

In simple words, a Download Agent Loader file or DA file is a key to access the internal storage for the MTK device. Without having the MTK Download Agent files, you won’t be able to read or alter the files present in the secure storage of the chip.

I hope now it’s very clear that what is MTK download Agent file? Come to the next topic and learn what is custom DA file and why it’s necessary?

What Is Custom Download Agent File?

mtk custom da file

As we already told you, all the MTK tools contain the pre-installed default DA file. But the problem is that nowadays MTK is using a secure boot system for latest MTK chipset based android devices. In that case, sometimes, you may see DA file error or DA file mismatch error. Unsupportable or outdated DA files are the reason for these errors. For example, SP flash tool may show error “security boot_boot_not_accepted boot error” during the flashing process.

If you are using the paid flashing tools like NCK dongle, Miracle tool with box then you will not see this type of error because of the latest updates. But new devices may show this error with free MTK tools that are not updated with the latest security.

To fix this issue, a custom secure boot DA file or MTK custom DA file is must. Actually, MTK custom DA files are un-official DA files from unauthorized developers. But don’t worry, these are safe and tested with the latest MTK chipset. It is must to know that custom DA file may be different for different MTK devices like MTK Xiaomi, MTK Lenovo, MTK Motorola and MTK Micromax etc.

Use Of MTK Download Agent File

If your device is bricked because of software bugs or unsupportable custom settings then you need to use MTK DA file for firmware flashing. Similarly, if the device is locked and you are unable to format the device from recovery then MTK unlocking tool is must. This process also required the authorized DA file.

Here are some common tasks which need secure boot download agent files.

  • For FRP bypass on MTK Devices.
  • Screen unlocking with MTK tools.
  • For new official stock firmware installation with MTK tool.
  • MTK devices backup with MTK tool.
  • For custom ROM and custom Recovery flashing.
  • Etc

These are very commonly used functions of MTK boot DA files. Actually it’s not limited to the above functions. We can do many things on MTK mobiles with DA files. If you need to flash or update or unbrick your MTK mobile, you need to download supportable protected download agent loader files.

Custom DA Secure Boot File Supportable Box And Tools

All the MTK flashing tools or MTK mobile repairing tools required the secure DA file to access sensitive information on any MTK device. Use the default DA file or replace them with custom DA file.

Supporting Free Tools And Box Tool

  • Sp Flash Tool
  • infinity Cm2,
  • UMT Pro Ultimate,
  • NCK Box ,
  • Miracle Box,
  • avengers box.
  • Multi port download tool

MTK Chipset CPU List

Different android Smartphone may be based on different chipset versions. Here we are adding the list of MTK chpset numbers to use custom DA file.

  • MT6580
  • MT6582
  • MT6582M
  • MT6588
  • MT6589/MT6588
  • MT6589M
  • MT6589T
  • MT6591
  • MT6592
  • MT6592M
  • MT6595
  • MT6595M
  • MT6595
  • MT67xx
  • MT6732
  • MT6735
  • MT6737/T
  • MT6738
  • MT6739
  • MT6762M
  • MT6752
  • MT6753
  • MT6750
  • MT6750T
  • MT6795
  • MT6755
  • MT6757
  • MT6757DT
  • MT6762
  • MT6763
  • MT6771
  • MT6797
  • MT6797T
  • MT6797X
  • MT6799

Download All Custom DA Secure Boot Files For MTK

Here in this download section, we tried our best to include all available custom DA files for MTK devices. All the custom Download Agent files or DA files are 100% working and tested for different android MTK Smartphones.

So if you are facing any DA file error using any MTK tool then download a custom DA file one by one and test them with the MTK tool.

Xiaomi DA Files Download : DOWNLOAD 

Lenovo MTK DA File Download : DOWNLOAD

All Custom DA Files For MTK Devices :


How To Use MTK DA File With MTK Tools

Use of custom DA file is very easy. Just download the correct and supportable MTK custom secure boot file and replace it with existing default DA file. That’s it.

Tips: The use of MTK custom Download agent files is very simple. Just replace the default DA file with a custom downloading agent file. Method is the same for all MTK tools.

Method01 Use MTK Secure Boot DA File With SP Flash Tool

  • Save the “custom DA file” on pc.
  • Launch the latest “SP Flash Tool” as administrator. [ Download SP Flash Tool ]
  • Here the tool will load “default DA file” automatically. But we have to change this DA file with custom DA file.
  • Click on the “choose” button from “Download-Agent” section and load the “custom DA file” which you have downloaded before.

  • Same as above, load the “scatter.txt” file from frp bypass file or firmware folder.
  • Now apply the task which you want to perform i.e. FRP bypass, IMG flashing, custom recovery flashing and official stock ROM flashing.

Guide : How To Install Stock ROM Using Sp Flash Tool

Please Note: Don’t use the “format” or “Firmware upgrade” flashing mode with a custom DA file. You can apply both features with normal DA files but not with custom MTK Secure boot DA files.

Method02 Use Of DA File With Miracle Tool

Miracle tool is a premium mobile repairing tool which comes with hardware box. But patched Miracle tool without box is also available for free.

Download Free Miracle Tool Without Box : Miracle 2.27A / Miracle 2.54 / Miracle 2.58 / Miracle 2.82

  • Extract the custom DA file on pc.
  • Launch “miracle tool without box version”.

miracle 2.82 setup

  • Go to “MTK” tab >> “Custom Settings” tab.
  • Click on “DA File” button and load the custom MTK DA file from pc.

use da file with miracle tool

  • Now continue the next process which you want to apply on your device.


MTK FRP Bypass Using Miracle Tool

Repair IMEI Of MTK Phones With Miracle Tool

Method03 Use MTK Secure DA Boot File With NCK Tool

Download NCK Tool Without Box Free

  • Launch the latest NCK Pro Box on pc.
  • Navigate to “Main” Tab and then click on “Select Custom Loader”
  • Navigate to flash tab >>> click on “Select custom loader” button from “Custom DA Loader” section and load the DA file.

  • After that continue the next required steps.

Method04 Use DA File With CM2 Tool

  • Launch the tool as administrator.
  • Tick mark on “Enable” option to enable custom upload of custom DA file .

  • click on “DA” button to load “MTK_AllInOne_DA.bin” from extracted folder.

  • Next follow the desired mobile repairing task.

This is all about “what is MTK secure download agent file or MTK DA File” and “how to use DA Files with MTK tools”. You can now use the custom secure da file to fix DA file error in sp flash tool or any other MTK tools.

Please note that some of these custom Secure DA files only work with specific MTK tools. In that case, if you are trying to perform any specific task like FRP bypass or Rooting or custom recovery flashing then you have to download a specific Download agent file.

You can try all the above custom DA files one by one to find the working DA file for your device model.


Jagmohan Singh Negi

I am Jagmohan Singh Negi A Tech Enthusiastic Person. I always want to explore something new and experiment on Android Smartphones, here on 99mediasector.com i share solutions of Latest Android Bugs and Their Fixes, Latest Android launches, and How-to-Type Solutions for All Android Smartphones.

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