Try a different USB cable or port, as communication timeouts can sometimes be caused by poor data transfer.
The EXT RAM exception error in SP Flash Tool can occur due to several reasons: sp flash tool status ext ram exception
If the PC cannot maintain a steady connection with the device's Preloader port, the RAM exception will trigger. Uninstall all existing MediaTek USB drivers. Disable on Windows. Try a different USB cable or port, as
See a community-verified fix for hard-bricked devices on the Redmi 9A Custom ROMs Guide Watch a visual walkthrough of the MTK Auth Bypass process on to ensure your connection sequence is correct. specific device model sp flash tool status ext ram exception