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新しい Microsoft アカウントを作成する方法 - Microsoft サポート
注: Microsoft アカウントとして所有しているメール アドレスを使用するか、サインアップ時に [新しいメール アドレスを取得する] または [代わりにメールを使用する] を選択して新しいアドレスを作成できます。
Use Microsoft Teams on the web - Microsoft Support
The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.
Applies To: Microsoft Teams
Freeze panes to lock rows and columns - Microsoft Support
To keep an area of a worksheet visible while you scroll to another area of the worksheet, go to the View tab, where you can Freeze Panes to lock specific rows and columns in place, or you can Split panes to create separate windows of the same worksheet.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Recover lost files on Windows 10 - Microsoft Support
If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.
Setup OneDrive for Microsoft 365 for business
OneDrive is your online cloud storage within Microsoft 365. It lets you store your individual work files that you don't want your colleagues to have access to unless you choose to share the files with them.
Getting started with Microsoft Defender - Microsoft Support
Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.
Applies To: Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows, Microsoft Defender Online
Solve PC problems remotely with Remote Assistance and Easy Connect
Do one of the following: If you've never used Easy Connect, select Use Easy Connect.. If you've used Easy Connect before, select your helper’s contact name. To invite someone who isn't on your contact list, select Invite someone to help you.
Send feedback to Microsoft with the Feedback Hub app
Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.
Help with the Microsoft account recovery form
2. Fill out the form using a recognized device and location. If possible, complete the form using a device you previously used to sign into your account and at a location where you commonly use that device and that we'll recognize, such as your home or office.
Manage app permissions for your camera in Windows
To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.