Nokia 1.4’s Firehose loader contains :
: Like many modern Nokia devices, the 1.4 often requires server-side authentication even with a loader. Users often have to use paid services like Phoenix Service Tool to bypass this "Auth" requirement during the flashing process. Nokia 1.4 Firehose Loader
$ sudo python3 edl.py --loader prog_firehose_QM215.mbn --memory --read full_backup.bin Nokia 1
If you cannot obtain the correct signed loader: Nokia 1.4 Firehose Loader
The PC will recognize the device as "Qualcomm HS-USB QDLoader 9008" in the Device Manager.