🔐 Tecno KB7j DA Auth File – Secure Boot Unlock Solution
If you're facing issues while flashing or unlocking your Tecno KB7j (such as FRP lock, pattern lock, or secure boot error), this DA file is essential. It works by bypassing the boot security layer on MediaTek devices to allow full access for repair and flashing tools.
🛠 Supported Tools for Using DA File
- SP Flash Tool: Use version v5.1812 → Load DA from the Download Agent section.
- Avengers MTK: Go to Main tab → Use “Select Custom Loader” → Load this file.
- UMT MTK Tool: In the interface, go to “Custom DA” → Select this file.
- Infinity CM2: Open Platform tab → Enable Custom DA → Load the file.
📁 Download Tecno KB7j Secure DA File
⚙️ Helpful for fixing: Bootloop, secure boot failed error, null IMEI, stuck on logo, and other flashing-related issues on Tecno KB7j.
Disclaimer: Use this file responsibly. Backup your data before using any flashing tool. This is provided for technical support and educational purposes.