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Windows help & learning
If you're a small business owner. Find the information you need to build, run, and grow your small business with Microsoft 365. Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Fix Wi-Fi connection issues in Windows - Microsoft Support
Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off.
Windows 10 Update Assistant - Microsoft Support
This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security. Notes: What you actually see on the Device security page may vary depending ...
プロファイルを修復することで、Outlook のメール接続の問題を解決する - Microsoft サポート
デスクトップで Outlook からのメールに接続できない場合は、 ここに記載された手順に従うと、問題の原因になっている可能性がある Outlook 電子メール プロファイルの問題を Outlook で診断して解決できます。
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business
Windows 10 更新助手 - Microsoft 支持
Windows 10 更新助手. Windows 10. Windows 10更新助手在您的设备上下载并安装功能更新。. 功能更新,例如 Windows 10 版本 1909(又称作 Windows 10 2019 年 11 月更新)提供新功能,并帮助保持系统安全。. 下载更新助手 后,你将自动获得这些更新。. 如果不想等待自动更新 ...
Meet Windows 11: The basics - Microsoft Support
Use desktops to keep different tasks organized or for different parts of your life, like work and home. To create a new desktop, select Task view > New desktop. To switch between desktops, select Task view . To change a background on a desktop, in Task view, right-click (or press and hold) on the desktop and select Choose background.
Using IF to check if a cell is blank - Microsoft Support
Sometimes you need to check if a cell is blank, generally because you might not want a formula to display a result without input. In this case we're using IF with the ISBLANK function: =IF (ISBLANK (D2),"Blank","Not Blank") Which says IF (D2 is blank, then return "Blank", otherwise return "Not Blank"). You could just as easily use your own ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Excel でワークシートにリスト ボックスまたはコンボ ボックスを追加する - Microsoft サポート
リンクするセル: コンボ ボックスを、リストからアイテムを選んだときにアイテム番号が表示されるセルにリンクできます。アイテム番号を表示するセル番号を入力します。 たとえば、[シャーベット] を選ぶと、これはリストの 3 番目のアイテムであるため、セル c1 に 3 が表示されます。
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Where to enter your Office product key - Microsoft Support
Step 1: Start an Office app, like Word, Project, or Visio, depending on your purchase. Step 2: In the Sign in to set up Office window, select I don't want to sign in or create an account (it's a small link at the bottom of the window). Step 3: Enter your Office product key, without hyphens. If you don't have your key, see get your Workplace ...
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office for business