At 99%, the fan on Elias’s workstation spun up to a scream. The room temperature seemed to drop.
Search for alcatel_mw40v_firmware_exclusive.bin . Community archivers upload clean dumps of rare variants (e.g., the Australian Telstra version with unlocked bands).
Assuming a firmware image "MW40V_vX.Y.bin":
If your PC doesn't recognize the device, check your Device Manager for "QUSB_BULK" and update the driver manually.