Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

開始する前に. Windows 11 をインストールするデバイスが、最小システム要件 を満たしていることを確認します。 デバイスで Windows 10 を実行中の場合、Windows PC 正常性チェック アプリ を使用して、最小システム要件を確認することをお勧めします。 要件を満たしていないデバイスに Windows 11 を ...

Windows Mail and Calendar apps. If you're using Windows Mail and Calendar and your accounts are supported in new Outlook, you will see a toggle in the upper right of the Mail app in Windows 10 and 11 to Try the new Outlook.. This option downloads the new app and switches your preferred email client.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

Note When you use a workbook connected to a SQL Server Analysis Services database, you may need additional information to answer specific product questions, such as reference information about multidimensional expressions (MDX), or configuration procedures for an online analytical processing (OLAP) server.. Select Data > Get External Data > From Database > From Analysis Services.

In order to obtain the details of your reward, please go to your Order History and scan through the list of your orders. Look for the reward in question and at the far-right, click the Order Details button to get your redemption code or link.

Compress the file. When you compress, or zip, your file, it decreases its size, and it might decrease it enough to fit within the Outlook size limits for attachments.The following articles describe how to compress and extract files for different Windows operating systems.

Choose an option for the ribbon: Show Tabs and Commands keeps all the tabs and commands on the ribbon visible all the time.. Show tabs shows only the ribbon tabs, so you see more of your document, and you can still quickly switch among the tabs.. Auto-Hide ribbon hides the ribbon for the best view of your document, and only shows the ribbon when you select the ellipsis (...

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.