If the radio was previously used by a large corporation, it might be password protected. You will need to contact the original provider to reset the "Read" lock. Conclusion
Q: Can I use the Hyt Tc-508 programming software on a Mac? A: Yes, the Hyt Tc-508 programming software is compatible with both Windows and Mac operating systems. Hyt Tc-508 Programming Software Download
Set CTCSS or CDCSS (Digital) codes to eliminate unwanted chatter from other groups using the same frequency. If the radio was previously used by a