If conversion fails or seems too risky, consider these strategies:
cp -r Project_v2023 Project_v2019_conversion labview vi version converter
LabVIEW, unlike many text-based languages, does not save plain text files. VIs are binary files that contain compiled object code, front panel layouts, block diagram wire structures, and type definitions. Because the underlying object model changes between versions (e.g., new primitives, changes in polymorphism, or new UI elements), you cannot simply "Save As" an older version from a newer LabVIEW. If conversion fails or seems too risky, consider
Looking for a LabVIEW VI Version Converter – Downgrading .vi files unlike many text-based languages