Since Synthage is often a "Full Kontakt" library (meaning it doesn't appear automatically in the "Libraries" tab), use one of these methods:
The internet is riddled with "free" download links that lead to malware, corrupted RAR files, or outdated v1.0 versions disguised as v1.1. use torrent sites or suspicious file-sharing forums. Synthage v1.1 KONTAKT Library Download