A: Usually, yes. The phone will remain in BROM mode (black screen, no boot). Disconnecting the battery and restarting will return it to its previous state—either a boot loop or preloader mode.
An older version of SP Flash Tool is trying to flash a newer security layout.
When you connect your powered-off device to the computer while holding the boot keys, the PC communicates with the phone's internal processor (BootROM). This is represented by the Red Bar in SP Flash Tool. sp flash tool status ext ram exception
For older legacy chips (MT65xx series), use .
Use a high-quality USB data cable and a direct rear USB port if using a PC. A: Usually, yes
Status Ext RAM Exception (0xC0050005)
A: Yes. A cable with high resistance can drop the voltage during the power-hungry RAM initialization phase, triggering the exception. Always use a high-quality, short USB-A to USB-C cable. An older version of SP Flash Tool is
If you are reading this, you are likely staring at a red or purple error bar in SP Flash Tool that says
: On modern MediaTek devices, failing to correctly bypass the Secure Boot/Authentication can lead to memory access exceptions. Hardware Issues
If using an Auth Bypass tool, you must manually change the connection settings in SP Flash Tool: Options > Connection instead of USB. Select the assigned by the bypass tool. 4. Clean Driver Installation To resolve driver-related RAM exceptions: Use a tool like to uninstall all previous MediaTek and Preloader drivers. Reinstall the latest MTK VCOM drivers When connecting, try holding Volume Up + Volume Down
Some devices require a specific connection handshake.