Lidarr is not compatible with OSX versions < 10.15 (Catalina) due to .NET incompatibilities.
- Download the MacOS App or the MacOS M1 App depending on your system architecture.
- Open the archive and drag the Lidarr icon to your Application folder.
- Self-sign Lidarr
codesign --force --deep -s - /Applications/Lidarr.app && xattr -rd com.apple.quarantine /Applications/Lidarr.app
- Start Lidarr by double-clicking the icon or running
open /Applications/Lidarr.app
- Browse to http://localhost:8686 to start using Lidarr