Macintosh HD > Library > Application Support > Waves > Modules Install Without Samples:
Many download issues stem from Waves Central attempting to connect to modern servers. Download the V10 Offline Installer directly from the official Waves V10 download page Permissions & Cache Cleanup: If the installation fails or gets stuck: Waves Central , go to the tab, and click Clear Central Cache Fix Permissions If that fails, manually delete the WavesLicenseEngine.bundle located in waves 10 complete bundle for mac os x download fix
If the plugins don't appear after installation, ensure your DAW is scanning the correct path (usually Macintosh HD > Library > Audio > Plug-Ins > Components License Issues: Macintosh HD > Library > Application Support >