Explore Microsoft products and services and support for your home or business. Shop Microsoft 365, Copilot, Teams, Xbox, Windows, Azure, Surface and more.

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive.

Get access to free online versions of Outlook, Word, Excel, and PowerPoint.

Download free Microsoft Outlook email and calendar, plus Office Online apps like Word, Excel, and PowerPoint. Sign in to access your Outlook email account.

Create your Microsoft account to access various services and features.

Access and manage your Microsoft account, subscriptions, and settings all in one place.

20 hours ago · Microsoft says failing to install the latest Windows update, which should refresh your Secure Boot certificates, “might affect the ability of certain personal and business devices to boot ...

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

Historical daily share price chart and data for Microsoft since 2011 adjusted for splits and dividends. The latest closing stock price for Microsoft as of May 18, 2026 is 423.54. The all-time high Microsoft stock …

Sign in to manage your Microsoft account and access free online services like Outlook, Word, Excel, and PowerPoint securely from any device.