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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。
Fix problems with apps from Microsoft Store
See also. If you can't find Microsoft Store, see Trouble finding Microsoft Store in Windows 10. If you're having trouble launching Microsoft Store, see Microsoft Store doesn't launch. If you can launch the Microsoft Store but you are just having trouble finding or installing an app, see I can't find or install an app from Microsoft Store. Need more help?
How do I log on as an administrator? - Microsoft Support
Open User Accounts by clicking the Start button , clicking Control Panel, clicking User Accounts and Family Safety, clicking User Accounts, and then clicking Manage another account .. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
Create a new workbook - Microsoft Support
A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Repair Outlook Data Files (.pst and .ost) - Microsoft Support
Note: The scan creates a backup file during the repair process.To change the default name or location of this backup file, in the Enter name of backup file box, enter a new name, or choose Browse to select the file you want to use. You may need to run the tool several times in order to repair your Outlook Data File.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Find and remove duplicates - Microsoft Support
How to find and remove duplicates in Excel. Filter for unique values in large or small datasets to clean up your worksheets and workbooks.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Beheben von Sound- oder Audioproblemen in Windows
Hardwareprobleme können durch veraltete oder fehlerhafte Treiber verursacht werden. Stellen Sie sicher, dass der Audiotreiber auf dem neuesten Stand ist, und aktualisieren Sie ihn bei Bedarf.
View your data on the privacy dashboard - Microsoft Support
Note: Microsoft is updating the way we ask for permission to use your voice data to improve Microsoft products that use our speech recognition technology.This may impact the data you see on your privacy dashboard. To learn more about these changes, see How does Microsoft protect my privacy while improving its speech recognition technology?
Applies To: Microsoft account dashboard
Install the Language Accessory Packs for Office 2016
Install language accessory packs after installing Microsoft Office, to add additional display, help, or proofing tools. Install the language accessory pack for your desired language.
What is: Multifactor Authentication - Microsoft Support
How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!