That’s why the main solution you need to try is to change your Steam client to 64-bit rather than using the 32-bit version which you’re likely currently using. The same goes for Steam on macOS as well, which has lots of problems with it if you’re using an up to date version of the operating system. In the newer macOS updates, 32-bit applications have slowly started to become more and more useless, and some of them don’t even work at all anymore. The most common reason and the main issue behind this error message which macOS Steam users commonly encounter is 32-bit Steam. How to Fix Steam is Not Optimized for Your Mac? Many players have encountered this error in recent years, and we’re here to provide said players with the help they need to fix it. One common issue faced by macOS Steam users is the error message which displays ‘’Steam is Not Optimized for Your Mac’’. But, it isn’t without its problems on either operating system.

However, it works quite well on macOS too.

The platform works best when you use it on Windows, which is something that absolutely no one can deny. Steam is available on a few different desktop and laptop computer OS, including macOS and Windows.