Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

Tip: You may sometimes hear security keys referred to as FIDO2 keys.FIDO stands for Fast IDentity Online and the standards are set and managed by the FIDO Alliance.

Note: The Wireless Display app is available on devices running Windows 11 version 22H2 and newer.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?

Xbox Game Pass Core conversion ratio: Any remaining time will convert to Xbox Game Pass Ultimate time at a ratio of 2:1 and be rounded up to the next full day.For example, 90 days remaining of Xbox Game Pass Core will convert to 45 days of Xbox Game Pass Ultimate time.

Find out how to set up and use the Xbox Wireless Adapter for Windows, including how to connect the adapter to your Windows device and pair your controller to the adapter.

如果你没有活动的 Internet 连接或者遇到了速度缓慢或连接不可靠的问题，使用 Office 脱机安装程序安装 Office 2016 或 Office 2013。

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

U.S. Virgin Islands +1 +1. 877 678 8033. 305 418 9136 (Long Distance) English. Toll free. Toll. United States +1 (800) 642 7676. English. Toll free. Middle East. Country/Region. Country/Region code. Phone number. Language. Toll. Bahrain (البحرين‎) +973. 8000 45 00. العربية / English. Toll free. Israel +972 +972

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.