Some reputable software archives still host this version. Verify file hashes before installing:

Create ICC profiles for all modern display technologies, including LED, Plasma, RG Phosphor, and Wide Gamut screens.

Launch i1Profiler. Go to . Uncheck "Automatically check for updates." Because 1.8.3 points to a dead X-Rite server, this setting prevents a 30-second timeout delay on every launch.