If your Surface touchscreen doesn’t work, try these steps first. To try to resolve these issues, you can begin by following the steps below to boot to UEFI and test touch functionality, reinstall the touchscreen driver, check for Windows and Surface updates, or reset Surface.. If that doesn't resolve the issues, you can find more info in Is your touchscreen still not working?.

Symptoms. Assume that you try to sign in to a Windows Server 2012 R2-based Security Token Service (STS) server in a passive way through an STS Proxy.

Describes how to troubleshoot single sign-on implementation in Office 365, Azure, or Microsoft Intune.

Restrictions Invalid characters. Applies to: Certain characters have special meanings when used in file names in OneDrive, SharePoint, Windows and macOS, such as "*" for wildcards, and "\" in file name paths.

Learn what to do if Surface won’t turn on, turns on then off, or starts and gets stuck on a screen—a black screen, a screen with a logo, or another screen

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

When working remotely in Microsoft Teams, you can share content by sharing your screen, your entire desktop, a PowerPoint file, and more. Learn how.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

The Microsoft OneDrive icons in desktop notification areas, menu bars, Windows File Explorer and macOS Finder tell you the sync state of the file or folder.

Many users find that using an external keyboard with keyboard shortcuts for Outlook helps them work more efficiently. For users with mobility or vision disabilities, keyboard shortcuts can be easier than using the touchscreen and are an essential alternative to using a mouse.