Even if you successfully install an older version, WhatsApp often performs a server-side check that forces an update to the latest version, rendering the old app unusable. Apple Support Community 3. Alternative Solutions
The official WhatsApp Desktop application is not compatible with Mac OS X 10.6.8 (Snow Leopard). Current official requirements specify macOS 11 (Big Sur) free download whatsapp for mac os x 10.6.8
See if your Mac can run macOS High Sierra or Mojave . Even if you successfully install an older version,
Because Mac OS X 10.6.8 does not support modern security protocols (like TLS 1.2/1.3), even if you found an old installer, it would likely fail to connect to WhatsApp's servers. Hardware Limits: free download whatsapp for mac os x 10.6.8
→ Not viable. Genymotion – Requires virtualization support and a newer OS.