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Close your Outlook.com account - Microsoft Support
To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.
适用于: Outlook.com
Download the new Microsoft Edge based on Chromium
The new Microsoft Edge is based on Chromium and was released on January 15, 2020. It is compatible with all supported versions of Windows, and macOS. With speed, performance, best in class compatibility for websites and extensions, and built-in privacy and security features, it's the only browser you'll ever need.
Find all your apps and programs - Microsoft Support
Looking for a long-lost app or program? There are several ways you can find what you need. Select Start , and then scroll through the alphabetical list on the left (if your Start screen is set to show as full screen, select All apps, and then scroll through the list).
Recover lost or deleted files - Microsoft Support
If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.
更改电脑电源Windows模式 - Microsoft 支持
了解如何在电脑上更改电源Windows以保留电池、限制通知和后台活动。 选择适合你的电源模式以及你想要在电脑上Windows 11操作。 这样,你可以确定哪些对你很重要 - 是要获得最佳电池使用时间、获得最佳性能还是在二者之间寻求平衡。
Run the latest version of Internet Explorer 11 - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Manage cookies in Microsoft Edge: View, allow, block, delete and use ...
Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.
适用于: Microsoft Edge
Use Microsoft Authenticator with Microsoft 365
If your organization is using multi-factor authentication (MFA) for Microsoft 365, the easiest verification method to use is the Microsoft Authenticator smart phone app.
适用于: Office 商业版, Microsoft 365 管理员
Insert mathematical symbols - Microsoft Support
In Word, you can insert mathematical symbols into equations or text by using the equation tools. On the Insert tab, in the Symbols group, click the arrow under Equation, and then click Insert New Equation.
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
Create a document - Microsoft Support
Click a template to see a preview. Click the arrows on the side of the preview to see more templates.
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016