: You do not need to download .dmg files or use the Mac App Store.

Error 10157 frequently appears because your browser or app saved a broken connection profile.

Check "Show Develop menu in menu bar"). Click in the top menu bar, hover over User Agent , and select a newer version of Chrome or Firefox. 3. Notifications Are Not Working To get alerts when your browser tab is closed or minimized: On your Mac, go to System Preferences →right arrow Notifications .

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The web client automatically updates to the latest version via WhatsApp servers. No Installation Needed: Saves storage space on older Macs.

Error 10157 often means your Mac’s WebSocket module is stuck. Run these Terminal commands to reset network layers:

To help tailor this guide further, let me know if you prefer using , if you are experiencing a specific error message , or if you need help with audio/video calling setup on your older OS. Share public link

Using the web link ensures that your hardware limitations do not stand in the way of your daily communication. Bookmark the link, pair your device, and enjoy seamless messaging on your Mac. If you want to optimize your setup further, let me know:

The native WhatsApp desktop app available on the Mac Store requires . If you attempt to download it on macOS 10.15.7, the App Store will block the download with a compatibility error.

If you encounter issues while trying to link your device on macOS 10.15.7, try these proven fixes: 1. Browser Compatibility Issues (Safari Errors)

If you tried downloading the WhatsApp desktop application from the Mac App Store, you likely encountered an error stating that your OS is unsupported.