DA, or Download Agent, is a crucial component in the MediaTek ecosystem, especially for devices that come with secure boot protection. Its main purpose is to bypass the boot-level lock that newer MTK smartphones often have. This security makes flashing or unlocking a bit more complicated on modern phones.
In the early days, phones with chipsets like MT6572, MT6580, or MT6571 didn’t require separate DA files. A single default agent, included with tools like SP Flash Tool, worked for all of them. But with new hardware and increased protection, each model may now need a different DA file tailored to its configuration.
- File Name: VIVO V11 DA Version 1
- Note: This DA file is only compatible with the modified SP Flash Tool (v5.2044).
- Password: No password needed
- File Name: VIVO V11 DA Version 2
- Note: Use only with this specific Flash Tool version.
- Password: None
Installing Firmware on Vivo V11 – Flashing Guide
To begin flashing, launch the MediaTek SP Flash Tool. At the top section, you’ll see a button named Download Agent. Click it, and you’ll be able to browse your computer to locate and load the DA file required for the process. On advanced flashing utilities such as CM2, UMT, UnlockTool, or MiracleTool, there’s a similar feature labeled Custom DA Agent. Just click on it and load the downloaded DA file to proceed with firmware installation or unlocking tasks.