: Once the tool confirms Protection Disabled , keep the device connected. Open SP Flash Tool , go to Options > Connection , select UART , match the designated COM Port , and max out the baud rate to 921600 . Run your flash again. 2. Update Drivers via USBDK & Fix Port Dropping
When using the SP Flash Tool, seeing the yellow progress bar reach Download DA 100%
Your Windows PC needs to be properly configured to talk to a powered-off phone.
Use the original OEM USB cable or a high-quality data-sync cable.
To fix the problem, it helps to understand what’s actually happening under the hood. SP Flash Tool isn't just copying files; it follows a strict, multi-stage communication protocol with your phone’s processor. sp flash tool stuck on download da 100
: Use SP Flash Tool v5.16xx or v5.17xx.
on your PC and watch the "Ports (COM & LPT)" or "Other Devices" section while connecting the phone.
After changing these, save the config, restart the tool, and try again.
Persistent freezes after trying all software fixes often point to a hardware fault. The most common hardware issues are a or corrupted Preloader . Professional repair tools like JTAG or ISP programming may be required to recover the device. : Once the tool confirms Protection Disabled ,
This comprehensive guide covers the technical reasons behind this error and provides a step-by-step troubleshooting workflow to get your flashing process moving again. Understanding the "Download DA 100%" Error
The tool detects the device via the MediaTek PreLoader USB VCOM port.
If your device is newer (MT67xx series), you likely need an Authentication File (.auth) . Load this into the "Authentication File" slot in the tool. 3. Bypass Auth with MTK Meta Utility
Modern MediaTek chipsets (like Helio and Dimensity series) require secure boot authorization. Without it, the device refuses to flash any data after the DA reaches 100%. To fix the problem, it helps to understand
Hold one of these button combinations before plugging the USB cable into the phone: Volume Down only (Most common) Volume Up only Both Volume Up + Volume Down
Before diving into complex fixes, ensure your setup is solid. Faulty physical connections are a surprisingly common cause.
If you’ve completed all 12 solutions and the yellow bar still reads for more than 2 minutes, your phone’s eMMC is likely physically dead. In that case, only a chip replacement will bring it back to life.