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Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Enable TPM 2.0 on your PC - Microsoft Support
If it is less than 2.0, your device does not meet the Windows 11 requirements. Option 2: Use the Microsoft Management Console. Press [ Windows Key] + R or select Start > Run. Type “tpm.msc” (do not use quotation marks) and choose OK. If you see a message saying a “Compatible TPM cannot be found,” your PC may have a TPM that is disabled.
Microsoft Edge のアクセシビリティ機能 - Microsoft サポート
Microsoft Edge のすべての Web サイトの既定のズーム レベルを設定するには、 [設定など] > [設定] > [アクセシビリティ] に移動し、 [ページ ズーム] の下のドロップダウン メニューから目的のズーム レベルを選択します。. ズーム レベル を選択することにより ...
Manage your Microsoft 365 subscription or Office product
Follow the prompts to install or reinstall the desktop apps. For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.
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, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 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, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 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, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
修复 Windows 中的 Wi-Fi 连接问题 - Microsoft 支持
首先尝试以下操作. 首先尝试执行以下操作来帮助你解决连接问题或缩小该问题的范围。. 运行 获取帮助 以排查和修复常见的连接问题。. 右击任务栏右侧的网络图标,然后选择“ 诊断网络问题 ”或打开“ 获取网络和 Internet 帮助 ”. 确保 WLAN 已打开。. 选择 ...
Fonction SI – Utiliser des formules imbriquées et éviter les pièges
Plusieurs fonctions SI peuvent être imbriquées pour utiliser plusieurs critères. L’instruction de la fonction Excel SI permet d’effectuer une comparaison logique entre une valeur et une hypothèse en testant une condition et en renvoyant un résultat Vrai ou Faux.
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, Excel Web App, Excel for Windows Phone 10
Using IF with AND, OR, and NOT functions in Excel
=A2>B2. If A2 is greater than B2, format the cell, otherwise do nothing. =AND(A3>B2,A3<C2) If A3 is greater than B2 AND A3 is less than C2, format the cell, otherwise do nothing. =OR(A4>B2,A4<B2+60) If A4 is greater than B2 OR A4 is less than B2 plus 60 (days), then format the cell, otherwise do nothing. =NOT(A5>B2)
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, Excel Web App, Excel for Windows Phone 10
CONCATENATE 函数 - Microsoft 支持
CONCATENATE 函数. Microsoft 365 专属 Excel Microsoft 365 Mac 版专属 Excel Excel 网页版 更多... 使用 CONCATENATE (其中一个 文本函数 )将两个或多个文本字符串联接为一个字符串。. 重要: 在 Excel 2016、Excel Mobile 和 Excel 网页版 中,此函数已替换为 CONCAT 函数 。. 尽管 CONCATENATE ...
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
Camera doesn't work in Windows - Microsoft Support
If that doesn't work, or your camera is built in on your device, try this: Select Start , type device manager, then select it from the search results. Find your camera under Cameras, Imaging devices , or Sound, video and game controllers. If you can't find your camera, select the Action menu, then select Scan for hardware changes.
VLOOKUP function - Microsoft Support
Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)
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