A Microsoft account is a personal account required for access to Microsoft’s products and services.

注意: 实时字幕在 Windows 11 版本 22H2 及更高版本中提供。 在运行 Windows 11 版本 24H2 及更高版本的 Copilot+ 电脑上 提供翻译功能。 有关 Windows 11 中的新功能的详细信息，请参阅 最近 Windows 更新中的新增功能。

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Learn how to enter a simple formula. Formulas are equations that perform calculations on values in your worksheet. A formula starts with an equal sign (=).

Some users prefer the Office web apps, others prefer the Office desktop apps. We've designed an experience where users get to tell us what they prefer, and then their links open in their preferred mode - either Office web apps or the Office desktop apps.

Stay connected to your friends across social networks while gaming on Windows 10/11.

The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

You can add your credit card, debit card, bank account, PayPal account, or mobile phone as a new payment method for your Microsoft account.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.