Overall: 2.5/5

LabVIEW 8.5.1 Readme for Windows - NI - National Instruments

Performance & reliability

: You can install 8.5.1 over 8.5 (it will replace it), but you can have different major versions (e.g., 8.5.1 and 2020) installed on the same machine simultaneously.

When searching for this software, use the official NI (National Instruments) website. Avoid third-party sites claiming "hot" or "fast" downloads, as these often bundle malware or unwanted "downloader" software with the legacy drivers.

officially support Windows 7, 10, or 11. While it may run on Windows 10 32-bit, NI recommends re-validating the application or migrating to a newer LabVIEW version for stability.