Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

For Microsoft 365 or Office apps installed on a Windows PC: If you're not already in a Microsoft 365 or Office file or document, open an app such as Word or Excel, and open an existing file, or create a new one.

A Microsoft account recovery code is a 25-digit code used to help you regain access to your account if you forget your password or if your account is compromised.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

Virtualization lets your Windows device emulate a different operating system, like Android or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your device. If you upgraded your device from Windows 10 to Windows 11, these steps help you enable virtualization.

Learn about the different reset options in Windows and how to reset your device.

2025年2月4日 · Learn how to install Windows 11, including the recommended option of using the Windows Update page in Settings.

2025年5月19日 · Visibility to your organization’s AI agents is the first step in a comprehensive identity and access management solution for non-human identities.

Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.