The term DA File refers to a "Download Agent" file used mainly with MediaTek (MTK) devices. These files play a key role in unlocking and flashing phones that come with secure boot protection. For smartphones where normal flashing isn't supported due to locked bootloaders, DA auth files help bypass this restriction and allow safe firmware installation.
Although several flashing tools like SP Flash Tool, CM2, and UMT exist in the market, they don't always cover every model. This is where a compatible DA file specific to the phone becomes essential. Take the case of Huawei DRA-LX2 — it often runs into issues during flashing, but using the correct DA file with tools like SP Flash Tool can make the process smooth and error-free.
Guide: Load DA Agent File in Tools like CM2, UMT, AVG, and SP Flash Tool
SP Flash Tool (MTK)
- Use version V5.1812 of SP Flash Tool for better compatibility.
- Launch the tool and locate the Download Agent option at the top.
- Click on Choose and select your downloaded DA file.
Avengers Android MTK
- Run the Avengers Android MTK utility.
- In the main dashboard, find the Download Agent section on the left panel.
- Click on Select Custom Loader and choose the correct DA file for your device.
Ultimate Multi Tool MTK (UMT)
- Open the UMT MTK software.
- Navigate to the section you need for flashing.
- Locate the Select Download Agent field at the top.
- Select Custom DA and load your file from local storage.
CM2 Infinity CM2MT2
- Launch the CM2MT2 application.
- Click on the Platform Main tab.
- Enable the Custom Settings DA Auth Cert option.
- Press the DA button and load your file.
Download Infinix Hot 10 & X688C DA Auth Files
| File Description | Download Link |
|---|---|
| DA File for Infinix Hot 10 (X682B) | Download DA File |
| X688C Stock Firmware Tool | Open Firmware Tool Page |