To find out if an app or program is installed in Windows, select Start > Settings > Apps.

You can open an Excel workbook and collaborate with others at the same time using co-authoring. This article will explain how.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code Searching for Microsoft Defender in your app store Sharing with your devices, the following link: Copy link We encourage you to install Microsoft Defender on at least five devices per person. Ready to give it ...

Remove a manual page break Go to Home and select Show/Hide . This displays page breaks while you're working on your document. Double-click the page break to select it and then press Delete. Adjust automatic page breaks Select the paragraphs you want to apply the settings to. Go to Layout or Page Layout and select the Paragraph dialog box launcher . On the Line and Page Breaks tab, choose one ...

If you purchased a game or app from Microsoft, you may be able to request a refund. To request a refund on apps and games for use on Xbox, go to Request a refund for digital games. To learn about refund eligibility, select a tab below.

Windows Backup and Sync settings allow you to sync the settings you choose across all your Windows devices that you've signed in to with your Microsoft account. This article describes in detail what's synced.

The REGEXEXTRACT function allows you to extract text from a string based on a supplied regular expression. You can extract the first match, all matches or capturing groups from the first match. Syntax The REGEXEXTRACT function extracts strings within the provided text that matches the pattern. The syntax of the REGEXEXTRACT function is: REGEXEXTRACT (text, pattern, [return_mode], [case ...

This article explains how to use alarms and timers in the Clock app in Windows 10 and covers how to create and respond to alarms and timers. Keep your laptop or tablet plugged in and make sure the volume on your device is high enough to hear the alarm or timer. To respond to an alarm, select Snooze, or Dismiss the alarm to stop it entirely. If you need to change the time zone of your clock, go ...

Learn how to create an Xbox account and access games, community features, and support.

This article has guidance for: IT administrators who need visibility into Secure Boot certificate update status from their Intune enrolled Windows devices Organizations preparing for the June 2026 Secure Boot certificate expiration deadline Teams that want to monitor certificate rollout progress across their Intune enrolled Windows devices In this article: Introduction Prerequisites Detection ...