Learn how to switch the default search engine in Microsoft Edge to any site that uses OpenSearch technology. Follow the steps to select your preferred search engine from the menu or add a new one.

Learn how to activate Microsoft 365 or a non-subscription version of Office on your device. Find troubleshooting tips for common activation errors and product keys.

Learn how to remove apps and programs from your Windows 10 or 11 device using different methods. Find tips and troubleshooters for common issues and errors.

Learn how to set your preferred web page as the default home page in different browsers, such as Microsoft Edge, Internet Explorer, Google Chrome, Firefox, and Safari. Follow the step-by-step instructions for each browser.

Learn how to activate Windows 11 using a digital license or a product key. Find out how to check your activation status, link your Microsoft account, and troubleshoot activation issues.

Learn how to locate your BitLocker recovery key, a 48-digit number needed to unlock an encrypted drive in Windows. See where to find it attached to your Microsoft account, work or school account, printout, or USB flash drive.

Learn how to download and install Microsoft 365 or Office 2021 on a PC or Mac with a Microsoft account, work or school account, or product key. Find solutions for common installation issues and activation problems.

Find solutions to common problems, or get help from a support agent for Microsoft 365, Office, Windows, Xbox, Surface and more. Sign in to get personalized help and access live chat, phone, or email options.

Learn how to check for and install updates for Windows 10 and Windows 11 automatically or manually. Find answers to common questions and troubleshoot problems with Windows Update.

Learn how to use keys or combinations of keys to perform tasks faster in Windows 11 and Windows 10. Find lists of shortcuts for desktop, virtual desktop, Windows key, File Explorer, Settings, command prompt, and more.