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 ...

From 15 October 2025, Steam will officially stop supporting macOS 11 Big Sur. This isn't just a case of Steam saying there ...

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

Since I can’t cover everything, here are some recommended articles from other websites. ° From AppleInsider: Gamers with ...

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 ...

If you’re having issues installing macOS Big Sur, you’ll want to first make sure your Mac is compatible with the new operating system. If it’s not, you won’t be able to install the software.

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.

MacOS Big Sur brings major updates to the Apple operating system. Here's how to use them now that you can download Big Sur, or if you got a new Mac for the holidays. Managing Editor Alison DeNisco ...

Apple's official public release of macOS Big Sur is finally set to drop on Thursday, November 12, just two days after the company released the second release candidate to developers following its ...

If you're a Mac user that's still running macOS 11 Big Sur, be aware: Valve has announced that the Steam Client will stop ...

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.