Before diving into complex settings, try these basic hardware checks:
The phone's security settings (SLA/DAA) are blocking the handshake.
Ensure MTK USB VCOM drivers are correctly installed in Device Manager. sp flash tool stuck on download da 100
Browse your SP Flash Tool folder and look for alternative DA files (e.g., MTK_AllInOne_DA.bin or DA_SWSEC.bin ).
In SP Flash Tool, uncheck all partitions except preloader , boot1 , and boot2 . Flash only those. If that succeeds, flash partitions one by one. A dying eMMC can sometimes be flashed in small chunks. Before diving into complex settings, try these basic
When the tool hits and stops, it means the agent was loaded into the device’s RAM, but the communication process failed immediately afterward. The flash tool cannot handshake with the device to initiate the "Download Only" or "Firmware Upgrade" phase. Top Causes for SP Flash Tool Stuck at 100%
: Ensure the phone is completely off. Some devices require the battery to be during the flash, while others require it to be or for you to hold Volume Down while connecting. Try an Older Version In SP Flash Tool, uncheck all partitions except
: Sometimes the issue is as simple as a faulty cable or port. : Switch to a USB 2.0 port
: Go to Options > Option > Connection and set the USB Speed to Full Speed instead of High Speed.
This is an advanced repair method for technicians only.