Download

Lunia for Windows

Version 26.1.0 · 383 MB · Windows 10 or 11, 64-bit. Free for 15 days.

Run the installer. If your browser or Windows warns that the file is new, choose Keep, then More info ▸ Run anyway.
Open Lunia. It takes you from there — start your 15-day free trial, or sign in with your licence.