is used when referring to any one of many possible serial numbers (e.g., "You need Sony Vegas Pro 16 serial number to activate the software"). Quick Reference Sony Vegas Pro 16 Serial Number (Specific/Known) Sony Vegas Pro 16 Serial Number (General/Any) or finding your registration details
Finding a serial number for VEGAS Pro 16 (formerly Sony Vegas) depends on how you originally acquired the software. It is important to note that Sony sold the Vegas Pro line to MAGIX in 2016