Download the latest MTK VCOM USB Drivers and install them manually. If you are on Windows 10 or 11, you must disable Driver Signature Enforcement before installing. 2. Use the Correct Download Agent (DA)
: Ensure you are using the correct MTK_AllInOne_DA.bin file or a specific DA file provided with your device's firmware. Quick Safety Tip
A corrupted or unstable driver will allow the initial DA to push through but fails to open the high-speed flashing port.
: Launch the filter wizard and connect your powered-off device while holding Volume Up + Volume Down to catch and filter the MediaTek VCOM driver. sp flash tool stuck on download da 100
The "Download DA 100%" freeze is rarely a software "crash" and more often a communication or compatibility breakdown . Key reasons include: Secure Boot Conflict
Locate the specific .bin DA file provided within your stock firmware folder, or download a DA file specific to your phone model.
The default MTK_AllInOne_DA.bin file does not support your specific device secure boot configuration. Download the latest MTK VCOM USB Drivers and
Modern MTK devices require a specialized DA or an authentication (AUTH) file to bypass secure boot protection.
“Download DA 100” is a stage in SP Flash Tool’s download/firmware flashing process where the tool is sending the Download Agent (DA) to the device. If it hangs here, the tool couldn’t complete the initial communication/handshake between PC and device’s boot ROM or preloader.
Corrupted, missing, or incorrect MediaTek USB VCOM drivers. Use the Correct Download Agent (DA) : Ensure
Newer MTK chips feature a hardware-level security protocol (SLA/DAA) that completely blocks unauthorized flashing until it is bypassed.
Try a different USB cable to ensure it's not a data transfer issue. Summary Checklist Ensures compatibility with Secure Boot. Use Proper USB Cable Fixes connection issues. Use Volume Keys Forces device into VCOM mode. Update Drivers Ensures PC-Phone communication.