How to use WhatsApp on unsupported macOS Big Sur 11.7.10?

Generally if you have a 2015+ model, you can upgrade the version of macOS. You can use the information in the following article to see which versions of macOS are compatible with your Mac:

https://eshop.macsales.com/guides/Mac_OS_X_Compatibility

Here is an Apple article with links to various macOS installers in case Software Update isn't showing correct information:

How to download and install macOS - Apple Support

If the app is already installed you may be able to keep using it until the service changes enough that the old version of the app is no longer compatible with the service. You just won't be able to update the app any longer while on Big Sur.

Sombazi wrote:

My Mabook will not run WhatsApp any longer, it says the Version is not longer supported. How can I go around it?

[Re-Titled by Moderator]

Use web version if possible or upgrade to a newer Macbook.

You can also reach out to Whatsapp support and ask them what your options are.