
rm -r ~/Library/Application\ Support/Steam/Steam.AppBundle If it asks you to delete or keep local game data, choose Keep. Open the built-in Terminal and execute this command.Since it could be a system glitch rendering Steam not opening on macOS Monterey/Big Sur/Catalina, let's run some basic troubleshooting tips first to rule it out. What to do when Steam won't open on MacBook If you can't open Steam on Mac persistently, there are likely corrupted data, network issues, incorrect date & time, apps interfering with Steam, or system glitches. With Steam's international popularity, it may not work properly when its server is overwhelmed by the requests it gets. Fix Steam_osx is damaged and can't be opened. Fix Steam issue - An error occurred while updating no internet connection Steam stuck on loading screen (shows only two words Steam and Valve) This post will first discuss why Steam won't launch on Mac, then tell you the solutions. Steam may bounce but refuse to open or pops up an error message such as "an error occurred while updating," "Steam_osx is damaged and can't be opened," " Steam quit unexpectedly", etc. The issue can happen when you are installing Steam for Mac or on an installed Steam with updated macOS as many are complaining about Steam not opening on macOS Monterey or Big Sur.

It's frustrating to find that Steam won't open on MacBook when you are in the mood for playing games. A Terminal window should launch and update Steam automatically.Steam Won't Open on MacBook with Monterey/Big Sur Next, control-click Steam, select Show Package Contents and navigate into the Contents > MacOS folders.įinally, run the file labeled steam_osx. Then, open the Finder app and select Applications on the sidebar. But since you can’t open Steam to do that, you must use a workaround method instead.īegin by force-quitting Steam (if it appears frozen at startup). Updating Steam can help patch out known bugs preventing the program from launching on your Mac.

If that prompts Steam to load normally, visit the anti-virus utility’s configuration pane and add Steam as an exception.

If you do use a third-party security utility, try disabling it. Disable Antivirus SoftwareĪntivirus software can also stop Steam from opening on a Mac. If you have any trouble setting up the date and time correctly, you must reset your Mac’s NVRAM. Let your Mac set the correct time for you automatically, or make sure that they match the time zone where you live.
