To buy an app or game, visit Microsoft Store online, on Windows and Xbox. If you bought your Microsoft software from a third-party website, you'll need to get download and product key info from them.

Games & apps Friends & social activity Explore gaming on Xbox Put Xbox in your pocket and play on our mobile apps Get connected with Xbox gaming accessories Optimize space by installing only the game features you want

Apps that support co-authoring Word and PowerPoint on all devices and versions more recent than Office 2010 which support co-authoring. The Excel mobile apps and the latest version of Excel for Microsoft 365 which also support co-authoring.

From here, if you'd rather work in your Word app, switch from Editing to Open in Desktop App, near the top of the window. Want a guided tour? Download this Collaborate in Word learning guide, or type Collaborate in the search box in File > New in Word (works best in versions 2016 and later for Windows).

September 5, 2025 - PC Gaming Preview - Xbox PC App [2509.1000.52.0] & Game Bar for Windows [7.325.9030.0]

Learn how to download and install apps you need from your Microsoft 365 business subscription.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

Redeeming your key links your account with the Project app and you only have to do this once. Note: Some versions of Project don't have an associated Microsoft account, or work or school account, or you need to redeem your product key in a different way.

If you already redeemed a product key, reinstalling the apps, or you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.

在 [遠端桌面連線] 中，輸入您想要連線的電腦名稱 (來自步驟 1)，然後選取 [連線]。 在您的 macOS 或 iOS 裝置上： 從 Microsoft Store 和 Apple App Store) 免費開啟 Windows App (，並從步驟 1) 新增您要連線至 (的電腦名稱。 選取您剛新增的遠端電腦名稱，然後等待連線完成。