See instructions on how to add an account within Microsoft Teams (free) on your desktop and mobile devices.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

我们建议仅当迁至新的国家或地区长期居住时才更改所在地。 这一点很重要，因为在一个区域中获取的项可能无法在另一个区域中工作。. 其中包括： Xbox Live Gold 和 Xbox Game Pass

Discounts are based on the Microsoft Store price and on the game’s global launch date. Between 31 and 90 days from a game’s launch date, members receive up to 10% discount off the Microsoft Store price.

Add your work or school account. On your computer, note the Code and Url information on the Configure mobile app page.Keep this page open so you can see the code and URL.

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web).

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。

在 Xbox 360 上：玩家代号最多包含 15 个字符，包括空格。它们不能以数字开头。 在 Xbox One、Xbox Series X|S、Windows 上：玩家代号最多包含 12 个字符，包括空格。它们不能以数字开头。 如果收到一条消息，指出玩家代号不可用，这意味着你需要尝试其他玩家代号。

Claimed and redeemed Perks remain yours, including third-party Perks and in-game Perks for Game Pass games. If your only access to a game with an in-game Perk was through Ultimate, you’ll need another way to access it.