: If the tool stays idle after connecting the cable, the drivers are likely installed incorrectly. Reinstall the SPD USB drivers, try a different USB port (preferably a rear USB 2.0 port on desktops), or try a different cable.
Reverts to an older software version for stability or installs the latest security patches. Firmware BLU C5L Max
Click the button (the "Square" icon) in the tool before disconnecting the phone. Step 5: Initial Boot Setup Unplug the USB cable from the phone. : If the tool stays idle after connecting
If the process cuts out with an error message, it indicates a broken connection or a corrupted firmware file. Redownload the firmware archive, extract it again, and attempt the process using a different USB port. extract it again