Getting ready for the Windows 11 upgrade - Microsoft Support
To check if Windows 11 is ready for your device, go to Start > Settings > Update & Security > Windows Update and select Check for updates. If the upgrade is available for your device and you want to proceed, download and install it. Note: Downloading and installing Windows 11 will most likely take longer than a typical Windows 10 feature update.
Turn on app permissions for your microphone in Windows 10
Once you've allowed microphone access to your apps, you can change the settings for each app. In Microphone settings, go to Choose which Microsoft apps can access your microphone, and turn on apps you want to use with it.For desktop apps, make sure that Allow desktop apps to access your microphone is turned on.
What happens if there's an unusual sign-in to your account
Select Review activity to check for any unusual sign-in attempts on the Recent activity page.If you see account activity that you're sure wasn't yours, let us know and we can help secure your account—if it's in the Unusual activity section, you can expand the activity and select This wasn't me.If it's in the Recent activity section, you can expand the activity and select Secure your account.
Ways to install Windows 11 - Microsoft Support
Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
Microsoft 認証アプリをダウンロードしてインストールする ...
Authenticator アプリをインストールしたら、次の手順に従ってアカウントを追加します。. Authenticator アプリを開きます。. 右上隅にある (+) を選択します。. カメラを QR コードでポイントするか、アカウント設定に記載されている手順に従います。. Authenticator ...
Anmelden bei Office - Microsoft-Support
Der geführte Support kann digitale Lösungen für Office-Probleme bereitstellen. Melden Sie sich über einen Webbrowser bei www.office.com an, und nutzen Sie die Anwendungen im Internet oder greifen Sie auf andere mit Ihrem Konto verbundene Webdienste wie OneDrive zu. Wie Sie sich bei einer installierten Office-Anwendung anmelden, hängt von ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Project Online 桌面客户端, Microsoft 365 专属 Publisher, Visio 计划 2, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 Mac 版专属 PowerPoint, Microsoft 365 Mac 版专属 OneNote, Excel 网页版, Word 网页版, OneNote 网页版, PowerPoint 网页版, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 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, 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 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, OneNote for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, Project Online, Microsoft 365 Mac 版
Server settings you'll need from your email provider
Incoming Mail Server Settings. These settings are for sending email to your email provider's mail server. Your incoming mail server name. The email address you want to set up. The port number your incoming mail server uses. Most use 143 or 993 for IMAP, or 110 or 995 for POP. This is your email provider.
适用于:
Microsoft 365 专属 Outlook, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 小型企业管理员版, Outlook.com, 由世纪互联运营的 Office 365 - 管理员版, 新的 Outlook for Windows, Outlook for iOS, Outlook for Windows Phone 10, Windows 10 版 Outlook 邮件, 适用于 Exchange Server 2016 的 Outlook 网页版
创建数据透视表以分析工作表数据 - Microsoft 支持
使用数据模型创建数据透视表以分析多个表中的数据. 创建连接到 Power BI 数据集的数据透视表. 使用字段列表排列数据透视表中的字段. 更改数据透视表的源数据. 在数据透视表中计算值. 删除数据透视表. 如何在 Excel 中使用数据透视表来计算、汇总和分析工作表 ...
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
COUNTIFS 函数 - Microsoft 支持
COUNTIFS 函数语法具有以下参数：. criteria_range1 必需。. 在其中计算关联条件的第一个区域。. criteria1 必需。. 条件的形式为数字、表达式、单元格引用或文本，它定义了要计数的单元格范围。. 例如，条件可以表示为 32、">32"、B4、"apples"或 "32"。. criteria_range2 ...
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, Excel Web App
Find settings in Windows - Microsoft Support
Find settings in Windows. Find your Windows settings in a snap! Select the Start button, then select Settings . From there, browse the categories or use search to find what you're looking for. Most apps have their own settings. In the app, select Settings to make app-specific changes. Learn how to make Windows easier to see and easier to hear .