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Manage your subscription - Microsoft Support
Select a different account. You have multiple accounts. Choose the account you want to sign in with. Manage your subscription. Outlook.comMore... Less. You can view or renew your subscriptions at account.microsoft.com. Learn more.
适用于: Outlook.com
Windows 11 and Secure Boot - Microsoft Support
From the next screen, select Troubleshoot > Advanced options > UEFI Firmware Settings > Restart to make changes. To change these settings, you will need to switch the PC boot mode from one enabled as “Legacy” BIOS (also known as “CSM” Mode) to UEFI/BIOS (Unified Extensible Firmware Interface). In some cases, there are options to enable ...
Install the latest updates for Windows - Microsoft Support
Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected. To check for updates manually, select Start > Settings > Windows Update . Check for updates.
COUNTIF function - Microsoft Support
Argument name. Description. range (required). The group of cells you want to count. Range can contain numbers, arrays, a named range, or references that contain numbers. Blank and text values are ignored. Learn how to select ranges in a worksheet.. criteria (required). A number, expression, cell reference, or text string that determines which cells will be counted.
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
Word help & learning
Start page numbering later in your document. Change the capitalization or case of text. Copilot in Word will write, edit, summarize, give suggestions, and create alongside you. Try Copilot Pro for free to experience AI in Microsoft 365 apps. Get 1 month free. Learn what's possible with Copilot. Get answers to all of your Microsoft Word questions.
Microsoft 365 Training
Get going quickly and easily with Microsoft 365 video training. Start now. See how to get started with Copilot for Microsoft 365, your everyday AI companion. Watch Copilot videos. Learn what's possible with Word, Excel, and PowerPoint. Download now. Visit the small business help & learning page to learn how you can use Microsoft 365 in your ...
Insert degree symbol - Microsoft Support
Insert the degree symbol by using the ribbon. Place the cursor where you want the degree symbol to go in your text. Click Insert > Symbol. Select More Symbols. Choose your font from the Font drop-down menu. Select Latin-1 Supplement from the Subset drop-down menu. Scroll through the symbols, and click the degree sign. Click Insert.
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
使 Windows
为Windows 11升级做好准备. 什么是 Microsoft 帐户. 备份 Windows 电脑. 获取有关你的 Microsoft 帐户的帮助.
Beheben von Sound- oder Audioproblemen in Windows
Erfahren Sie, wie Sie Sound- oder Audioprobleme in Windows beheben.
Microsoft Store - Microsoft
如果你使用的是 Windows 11,并在使用 Microsoft Store 中的应用时遇到问题,请考虑这些更新和修复程序。. 首先,登录到你的 Microsoft 帐户 。. 接下来,按照显示的顺序实施这些可能的解决方案。. 确保 Windows 是最新的。. 选择“ 开始 > 设置 ”> Windows 更新 > 检查更新 ...