Your computer cannot communicate with the MT6893 chip in its low-level boot mode without proper drivers.
You must have the exact firmware for your device model. Using the wrong firmware will hard-brick your phone. mt6893 flash tool
| Error | Fix | |-------|-----| | BROM ERROR: S_SECURITY_SECURE_USB_DL_DISABLED | Use bypass tool / MTK Client | | STATUS_BROM_CMD_SEND_DA_FAIL | Reinstall drivers, change USB port | | S_FT_ENABLE_DRAM_FAIL | Wrong scatter file or broken preloader | Your computer cannot communicate with the MT6893 chip
to disable secure boot protection before using SP Flash Tool. Alternatives for MT6893 | Error | Fix | |-------|-----| | BROM
Step 1: She backed up the device’s EFS and user data partitions where possible. Step 2: She loaded the exact factory scatter file and partition images matching the device model. Step 3: With the phone in preloader mode and battery at ~50%, she started the flash with the tool’s “Format + Download” option disabled to avoid wiping IMEI/EFS. Step 4: The tool reported progress; if any errors occurred (auth, port, or checksum), she consulted logs, reinstalled drivers, tried another cable, and checked for required auth files. Step 5: After a successful write and a clean reset, the phone booted to the setup screen.