Re-install the VCOM drivers and try a different USB port or cable.
If you followed this guide precisely and still face issues, your hardware (eMMC chip) might be physically damaged. In that case, the eMMC requires replacement via a JTAG box. Re-install the VCOM drivers and try a different
Navigate to system/app and system/priv-app inside the extracted ROM. Delete suspicious APKs ( hwlauncher.apk , virusscan.apk ). Re-pack the firmware (only if you know how to fix CRC checksums). Re-install the VCOM drivers and try a different