If you strongly prefer a standalone app, here is how to get a working version on macOS 10.15.7.
For users on macOS 10.15.7 (Catalina), the official WhatsApp Desktop app is no longer natively supported, as current versions require macOS 11 (Big Sur) or higher
. However, you can still fully access WhatsApp using the web-based alternative or specific browser features to mimic a desktop experience. JustAnswer Primary Solution: WhatsApp Web
The most reliable way to use WhatsApp on Catalina is through a standard web browser. : Navigate to web.whatsapp.com in a modern browser. Compatibility whatsapp web mac os 10.15.7
: To ensure all features (like calling) work correctly, use the following minimum browser versions: Chrome 85+ Safari 15.2+ Firefox 115+ Edge or Opera 85+ : Open WhatsApp on your phone, go to Settings > Linked Devices , and scan the QR code displayed on your Mac screen. JustAnswer How to "Install" WhatsApp Web as an App
You can create a standalone shortcut that lives in your Dock and works like the official app using Google Chrome: Google Chrome web.whatsapp.com three-dot menu in the top right corner. Save and Share Install WhatsApp Web
This creates an individual application icon in your Dock that operates in its own window, avoiding the clutter of browser tabs. Apple Support Community Alternatives for Catalina How To Make A New Line In WhatsApp Web - Full Guide Use your phone to scan the QR code shown on the Mac screen
A Step-by-Step Guide to Using WhatsApp Web on Mac OS 10.15.7
Eventually, yes. Meta (WhatsApp’s parent company) usually announces browser support deprecation 6 months in advance. As of October 2025, no announcement has been made. Expect support through at least mid-2026.
WhatsApp Desktop app (Electron)
By following these steps, you should be able to set up and use WhatsApp Web on your Mac with macOS 10.15.7. If you encounter any issues, refer to the troubleshooting section or visit the WhatsApp support page for more information.
While WhatsApp Web works great, the fact that the native app is no longer supported is a sign that software developers are slowly moving away from macOS 10.15.7. If you rely heavily on WhatsApp for voice/video calls on desktop, or if other apps begin to fail, it may be time to consider: