Change the capitalization or case of text - Microsoft Support
Change the capitalization of text to lowercase, UPPERCASE, Capitalize First Word, or Sentence case in your documents.
Applies To: Word for Microsoft 365, PowerPoint for Microsoft 365, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Word for the web, PowerPoint for the web, Word 2021, PowerPoint 2021, Word 2021 for Mac, PowerPoint 2021 for Mac, Word 2019, PowerPoint 2019, Word 2019 for Mac, PowerPoint 2019 for Mac, Word 2016, PowerPoint 2016
Windows Update - Microsoft
デバイスの最新の Windows 更新プログラムの準備ができたら、[設定] の [Windows Update] ページからダウンロードできます。
Recall an email message that you sent in Outlook
How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, Outlook on the web, Outlook.com, New Outlook for Windows
Microsoft account security info & verification codes
Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.
Applies To: Microsoft account dashboard
Shut down (turn off) your PC - Microsoft Support
Learn how to properly shut down your PC with step-by-step instructions from Microsoft Support.
Back up your Windows PC - Microsoft Support
Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.
Solve PC problems remotely with Remote Assistance and Easy Connect
Remote Assistance and Easy Connect let someone you trust take over your Windows 10 PC and fix a problem from wherever they are.
Open the Camera in Windows - Microsoft Support
How to open the Camera app in Windows. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened.. Open Camera
Creating and using a USB recovery drive for Surface
Learn how to reset your Microsoft Surface and solve problems using a USB recovery drive or Surface recovery image.
Connect to a Wi-Fi network in Windows - Microsoft Support
Learn how to connect to a Wi-fi network in Windows and manage your current network connections.