None of these are as powerful as the raw Firehose loader, but they carry 90% less risk.

Using an incorrect or signed Firehose loader on the Nokia 3.4 can permanently brick your device. Proceed only if you understand the risks.

: Many modern Nokia phones require an authorized service account (e.g., using "HMD Online" or "HMD Device Tool") to perform EDL flashing without a standalone loader file.