Follow these solutions sequentially, starting from the easiest software adjustments to advanced physical checks. 1. Update or Change the Download Agent (DA)
In SP Flash Tool, select the corresponding and attempt the flash. Reference Guide for Drivers & Tools
A residual charge in the device’s capacitors can keep the RAM in a zombie state. sp flash tool error status ext ram exception link
Once "Protection Disabled" is confirmed, keep the bypass tool open.
Work through these troubleshooting steps sequentially, starting with the easiest software fixes. 1. Match the Exact Firmware and Preloader Reference Guide for Drivers & Tools A residual
Many technicians use the "MCT Bypass Tool" alongside SP Flash Tool. This utility disables the security check that often prevents the tool from linking to the RAM.
Download an untampered, official package. Uninstall existing MediaTek
A: This suggests NAND memory decay or a partition table corruption. Try the "Format All + Download" option only if you have a full backup of your NVRAM (IMEI data). Without NVRAM backup, you will lose your IMEI numbers.
If the Windows environment drops the handshake connection during the transition from Preloader mode to DA mode, the DRAM initialization fails. Disconnect your phone and open on your PC. Uninstall existing MediaTek, VCOM, or Preloader drivers. Download the official MediaTek USB VCOM Driver package.