If you already purchased the software and lost your code, you can use the official Product Key Recovery tool to retrieve it.
Help! I can't activate my copy of Microsoft NTFS for Mac by Tuxera. If you already purchased the software and lost
Tuxera offers a 15-day free trial with full functionality, which is useful for one-time file transfers. as these files often contain malware
Downloading "cracked" software from unofficial sites is highly risky, as these files often contain malware, spyware, or ransomware that can compromise your data. Users frequently report that these versions fail to activate correctly, stop working after macOS updates, or cause system instability. Safer Alternatives stop working after macOS updates