It sounds like you’re referring to an executable named with a --39-LINK--39- argument — possibly a typo or an obfuscated parameter.
However, since I can’t verify the actual program’s source or intent, I’ll assume you’re asking for a that such a tool could implement if it were a legitimate utility (e.g., a config/comms/firmware tool, given the “Opcom” naming, which might hint at Opel diagnostic or COM port tools). Suggested Useful Feature for “Opcomfut V2.9” Feature Name: Smart Link Validation & Auto-Recovery (--39-LINK--39- mode) Opcomfut V2.9.exe --39-LINK--39-
Automatically verify and restore communication links (serial, USB, or network) between a diagnostic interface and a vehicle’s ECUs. It sounds like you’re referring to an executable