PowerPoint でのページの向きの横向きと縦向きを変更する - Microsoft サポート
Web 用 PowerPoint によってコンテンツを自動的に拡大縮小できない場合、次の 2 つのオプションが表示されます。
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016
Fix problems with your PC by using Windows Update
Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device.
Change your app recommendation settings in Windows
Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.
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.
Manage drive space with Storage Sense - Microsoft Support
How to use Storage Sense to free up hard drive space on your Windows device.
COUNT function - Microsoft Support
How to use the COUNT function in Excel to count the number of cells that contain numbers, and to count numbers within a list of arguments.
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
Get connected when setting up your Windows 11 PC
Learn how to troubleshoot and fix problems connecting to the intent when setting up your Windows 10 or 11 PC.
Sign in to sync Microsoft Edge across devices
With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.
Common problems with two-step verification for a work or school account ...
This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).
Insert or delete rows and columns - Microsoft Support
You can add columns, rows, or cells to an Excel worksheet or delete them. Columns insert to the left, rows above, and cells above or to the left.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016