Using leaked Firehose loaders on modern Samsung (binary 4+) can permanently fuse the device into "900E" mode (hard brick).
Several professional-grade software tools are frequently used by technicians to remove MDM profiles through EDL mode. Most of these tools require a paid license or "credits." 1. SamFW Tool samsung mdm unlock tool - edl mode
If you’re a repair shop or a savvy flipper, invest in a proper EDL box. If you’re just trying to unlock a single device you own, be prepared for a steep learning curve—or sell the phone for parts. Because in the battle between Samsung’s security and EDL mode, the hardware always wins. Technical Report: Samsung MDM Unlock Tools via EDL
Enter the nuclear option: .
Even if successful, MDM locks can re-appear after: SamFW Tool Risks and Downsides If you’re a