The software may rely on a specific FTDI or SiLabs USB-to-serial chip. Check your device’s USB VID/PID:
The previous distribution package contained an outdated manifest file, causing download managers and security software to block or truncate the transfer. Additionally, the installer logic for version V5 incorrectly handled temporary folders with non‑Latin characters in the user path. t r67 03 v5 software download fix
If you cannot read the radio, you cannot fix it. The software may rely on a specific FTDI