to find the correct fastboot ROM for your specific region and model. 2. Use a Custom Download Agent (DA)
Remove the battery (if removable). If not, hold the Power button for 15 seconds to ensure it is fully off. Click in SP Flash Tool first. sp flash tool error status ext ram exception link
The Download Agent ( MTK_AllInOne_DA.bin ) handles the initial handshake and RAM initialization. A wrong or outdated DA file cannot properly wake up the external RAM. to find the correct fastboot ROM for your