Windows 10 と Windows 11 でユーザー アカウントを追加する方法について説明します。 アカウントを使用すれば、各ユーザーが個別のファイル、ブラウザーのお気に入り、プライベート デスクトップを持つことができます。

You'll see the logo screen on your screen. Continue to hold the Volume Up button. Release the button when the UEFI screen appears. If you have a Windows Pro/Enterprise device (not a Windows Home device), you can then toggle off Type Cover port from the Devices menu and exit UEFI. Re-enter UEFI (press power + Volume Up) and toggle Type Cover port back on, then check if the Keyboard works in UEFI.

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

Can't sign in to Microsoft 365 desktop applications. Disabling ADAL or WAM isn't recommended for fixing Office sign-in or activation issues. Fix authentication issues in Office applications when you try to connect to a Microsoft 365 service. More Resources. Ask the experts.

解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。

To open the On-Screen Keyboard. Go to Start , then select Settings > Accessibility > Keyboard, and turn on the On-Screen Keyboard toggle. A keyboard that can be used to move around the screen and enter text will appear on the screen. The keyboard will remain on the screen until you close it.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Office 2021 is a one-time purchase that comes with classic apps like Word, Excel, and PowerPoint for PC or Mac, and does not include any of the services that come with a Microsoft 365 subscription. One-time purchases don’t have an upgrade option, which means if you plan to upgrade to the next major release, you'll have to buy it at full price.

On the Choose an account screen, click the Microsoft account button.; On the Add your Microsoft account screen, enter the email address and password associated with your Microsoft account.; On the Make it yours screen, you'll have the option to make this Microsoft account your primary account. (This makes sign-in, settings, and syncing happen automatically for all other Microsoft services.)