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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 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, 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
Open and run DxDiag.exe - Microsoft Support
Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.
Ändern oder Zurücksetzen des Kennworts - Microsoft-Support
Wenn Sie das Kennwort ändern oder zurücksetzen möchten, das Sie für die Anmeldung bei Windows verwenden, haben Sie verschiedene Optionen. In diesem Artikel werden die verschiedenen Ansätze beschrieben, die Sie verfolgen können, unabhängig davon, ob Sie ein Microsoft-Konto oder ein lokales Konto verwenden, angemeldet sind oder auf dem Anmeldebildschirm angezeigt werden.
Start your PC in safe mode in Windows - Microsoft Support
Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue.
Creating and using a USB recovery drive for Surface
If the USB recovery drive doesn’t work on your Surface. If you can’t boot from your USB recovery drive or don’t see the Recover from a drive option, you may need to ensure that the boot-from-USB function in the Surface BIOS is enabled or configure the boot order so the USB drive is the first option. For more info, see Boot Surface from a USB device.
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.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Install Office 2010 - Microsoft Support
Learn how to install Office 2010, or install and remove individual Office programs or components for both 32-bit and 64-bit versions of Office.
适用于: Excel 2010, Word 2010, Outlook 2010, PowerPoint 2010, OneNote 2010, Office 2010, Office.com
Change your Microsoft account password - Microsoft Support
If you weren't able to change your password. If you couldn't change your password this way, see Reset your Microsoft account password. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.
适用于: Microsoft 帐户仪表板
Find your Wi-Fi network password in Windows - Microsoft Support
On another Windows PC or other device, connect to Wi-Fi as you normally would, and enter your Wi-Fi password when prompted. For more info about connecting to Wi-Fi, see Connect to a Wi-Fi network in Windows.
Get help with Microsoft Photos app - Microsoft Support
Whether you like to apply changes that affect your photo's quality, feel, and look—or you want to add information on top of your photos, the Photos app offers you comprehensive features to transform your photos and videos looking their best. For more information, see how to edit photos and videos in Windows.