If you've purchased Microsoft 365 Family, you can share your subscription benefits with up to five other people. For details, see Share your Microsoft 365 Family subscription.. Common questions about sharing

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.

Going passwordless refers to removing your password and using a passwordless method to sign in instead. Passwordless solutions such as Windows Hello, the Microsoft Authenticator app, SMS or Email codes, and physical security keys provide a more secure and convenient sign-in method. While passwords can be guessed, stolen, or phished, only you can provide fingerprint authentication, or provide ...

Note: For more info about the minimum system requirements for Windows 11, see Windows 11 specs, features, and computer requirements.

Really Simple Syndication (RSS) provides a quick way to read the latest updates from your favorite websites. Many websites offer RSS Feeds so that when a news article or a summary of an article is posted, it's also sent to your RSS Feed folder in Outlook.

Windows 裝置可能會在不同時間取得新功能，因為 Microsoft 透過數種維護技術提供非安全性更新、修正、改進和增強功能，包括控管功能推出 (CFR)。 Windows 會告知您是否需要重新開機裝置以完成更新，而且您可以選擇最適合您完成更新的時間。

在Windows Defender防火墙中打开端口时，允许流量进入或传出设备，就像在防火墙中钻了一个洞一样。 这会降低设备安全性，并可能为黑客或恶意软件创造机会，使其能够利用其中一个缺口访问您的文件，或使用设备将恶意软件传播到其他设备。

Junk e-mail messages, also known as spam, can be a nuisance in your Inbox.The Junk E-mail Filter in Outlook identifies messages that are likely junk and moves them to the Junk E-mail folder. You can easily change the level of junk email protection or automatically delete junk email.

2. Fill out the form using a recognized device and location. If possible, complete the form using a device you previously used to sign into your account and at a location where you commonly use that device and that we'll recognize, such as your home or office.

The exception to this is if you turn off the setting that disables all non-essential connected experiences. The service that roams your privacy settings across devices is also turned off by that switch, so when that setting is off your settings will not roam to, or from, that particular device.