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更改桌面背景图像 - Microsoft 支持
在 “个性化设置背景”旁边的列表中,选择“图片”、“ 纯色”、“ 幻灯片放映”或“ Windows 聚焦 (”,) 查看来自世界各地的新图像。
Virus & threat protection in Windows Security - Microsoft Support
Manage your Virus & threat protection settings. Use Virus & threat protection settings when you want to customize your level of protection, send sample files to Microsoft, exclude trusted files and folders from repeated scanning, or temporarily turn off your protection.. Manage your real-time protection. Want to stop running real-time protection for a short while?
Applies To: Microsoft account dashboard
FILTER function - Microsoft Support
The FILTER function allows you to filter a range of data based on criteria you define.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
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.
Customize the ribbon in Office - Microsoft Support
What you can customize: You can personalize your ribbon to arrange tabs and commands in the order you want them, hide or unhide your ribbon, and hide those commands you use less often.Also, you can export or import a customized ribbon. What you can't customize: You can't reduce the size of your ribbon, or the size of the text or the icons on the ribbon.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, OneNote 2021, Excel 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, InfoPath 2013, InfoPath Filler 2013
DATEDIF function - Microsoft Support
Argument. Description. start_date . Required. A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas or functions (for example, DATEVALUE("2001 ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, SharePoint Foundation 2010, SharePoint Server 2010, Windows SharePoint Services 3.0
Use mail merge to send bulk email messages - Microsoft Support
To be able to send bulk email via mail merge, you must already have installed a MAPI-compatible email program such as Outlook or Gmail. The following process assumes that you already have the message you intend to send created and open in Microsoft Word.
Applies To: Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
How to use Remote Desktop - Microsoft Support
Learn how to use Remote Desktop in Windows. On your Windows, Android, or iOS device: Open the Remote Desktop app (available for free from Microsoft Store, Google Play, and the Mac App Store), and add the name of the PC that you want to connect to (from Step 1). Select the remote PC name that you added, and then wait for the connection to complete.
Get started with Copilot in Microsoft Teams meetings
From the meeting chat, select Open Copilot in the upper-right corner of the chat—you'll see the Copilot icon.From here, Copilot bases responses on the meeting transcript, not the meeting chat. You'll see the same conversation history with Copilot as the one accessed from Recap.Select View prompts to choose from the suggestions, or try the following prompts:
Applies To: Microsoft Teams
Beheben von WLAN-Verbindungsproblemen in Windows
Wählen Sie Wi-Fi Verbindungen verwalten (>) in der WLAN-Schnelleinstellung aus.Überprüfen Sie, ob ein Wi-Fi Netzwerk, das Sie erkennen und dem Sie vertrauen, in der Liste der Netzwerke angezeigt wird. Wenn dies der Fall ist, wählen Sie das Wi-Fi Netzwerk aus, und es wird versucht, eine Verbindung mit dem Netzwerk herzustellen.