OS X (Mac) 10.11 no longer supported. Where is previous version?

Plex Media Server Desktops & Laptops
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Plex Media Server support ending for older versions of Windows (7, 8, and 8.1), macOS (10.11, 10.12)

Support for OS X 10.11 (El Capitan) ended in 2023.

The above post has a download link for 1.31.3.6868, the last version that supported 10.11.