Steam will stop supporting macOS 11 Big Sur on October 15, 2025, according to Valve, requiring Mac users to upgrade to macOS ...

The change kicks in on October 15th, 2025. “This change is required as core features in Steam rely on an embedded version of Google Chrome, which no longer functions on older versions of macOS,” Valve ...

Valve's Steam client will end support for macOS 11 Big Sur on October 15, 2025. This decision, while a blow to some gamers, ...

Wrap-up As with other recent macOS updates, I have little hesitation recommending you install Big Sur. Fortunately, with Big Sur, the Messages experience is nearly identical across platforms.

The macOS Big Sur 11.7.4 update is causing problems for some Mac users. Apple’s pushed out a new macOS Big Sur 11.7.4 update and it’s available to download right now if you’ve held off on a ...

But macOS 11 lives, and its name is Big Sur. Yep, so at last night’s WWDC, Apple all but confirmed the end of OS X and with it the 10.XX numbering system we’ve all been so accustomed to.

The Mac is getting a big upgrade with Big Sur (macOS 11) this fall. It’s arguably the biggest change since the original macOS and lays the groundwork for Apple Silicon, an Apple-made chip that ...

My impression of Big Sur thus far has been that it is less laggy than its predecessors, and has a generally pleasing interface with some notable improvements. On the concerning side, it seems harder ...

Gamers with older Macs who want to keep using Steam will need to upgrade to macOS Monterey or later if they can, as Valve is cutting support for macOS Big Sur in October.