打开或关闭 Microsoft Defender 防火墙 - Microsoft 支持
若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。
Phone Link help & learning
Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!
Change notification and quick settings in Windows
In Windows 10, action center is where you'll find your app notifications and quick actions—which give you quick access to commonly used settings and apps.
Filter websites and searches using Microsoft Family Safety
Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.
Applies To:
Microsoft Family Safety
Lock or unlock specific areas of a protected worksheet
Clear this check box. To prevent users from. Select locked cells. Moving the pointer to cells for which the Locked check box is selected on the Protection tab of the Format Cells dialog box. By default, users are allowed to select locked cells.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Sign in using Microsoft Authenticator - Microsoft Support
Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:
Create or edit a hyperlink - Microsoft Support
Optional: To customize the ScreenTip that appears when you rest the pointer over the hyperlink, click ScreenTip in the top-right corner of the Insert Hyperlink dialog box and enter the text you want. You can also create a hyperlink to a blank email message by simply typing the address in the document. For example, type someone@example.com, and Microsoft 365 creates the hyperlink for you ...
Applies To:
Word for Microsoft 365, Outlook for Microsoft 365, Project Online Desktop Client, Word 2021, Outlook 2021, Project Professional 2021, Project Standard 2021, Word 2019, Outlook 2019, Project Professional 2019, Project Standard 2019, Word 2016, Outlook 2016, Project Professional 2016, Project Standard 2016, Office 2016, InfoPath 2013, InfoPath Filler 2013
Get help with your Microsoft account - Microsoft Support
Billing & payments. Your dashboard is also where you can: Buy, renew, or cancel a subscription.
Applies To:
Microsoft account dashboard
Zip and unzip files - Microsoft Support
Press and hold (or right-click) the file or folder, select (or point to) Send to, and then select Compressed (zipped) folder. A new zipped folder with the same name is created in the same location.
Outlook help & learning
Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content