Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

您可以 将 表格 转换为区域 中首先，或可以使用 TRANSPOSE 函数 旋转的行和列。. 选择要重新排列的数据，包括所有行或列标签，然后按 Ctrl+C。. 注意: 请确保复制数据以执行此操作，因为使用 “剪切 ”命令或 Ctrl+X 不起作用。. 在工作表中选择要粘贴转置表格的 ...

Windows Photo Viewer isn't part of Windows 10, but if you upgraded from Windows 7 or Windows 8.1, you might still have it. To check, press and hold (or right-click) a photo in File Explorer, and select Open with. If Windows Photo Viewer isn't in the list, you cannot install it on Windows 10.

Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Go to the site where you want to sign in. Enter your username at the sign-in prompt and select Next. Select Send notification. Note: If necessary, select Other ways to sign in then Approve a request on my Microsoft ...

Outlook では、電子メール メッセージを保存するためのいくつかのオプションが提供されます。 たとえば、受信したメッセージは、コンピューター上のファイルとして、または Outlook の別のフォルダーに保存できます。 作成しているメッセージは下書きとして保存し、後で完了できます。

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

Sign in to SharePoint SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

Windows 裝置可能會在不同時間取得新功能，因為 Microsoft 透過數種維護技術提供非安全性更新、修正、改進和增強功能，包括 控管功能推出 (CFR) 。 Windows 會告知您是否需要重新開機裝置以完成更新，而且您可以選擇最適合您完成更新的時間。 當最新的 Windows 更新可供您的裝置使用時，它就可從 [設定 ...

Ativar o Office que está pré-instalado em um novo dispositivo Windows. Ativar uma compra ou oferta do Office incluída em um novo dispositivo Windows. Ative o Office no Programa de Desconto da Microsoft. Ativar uma nova chave do produto (Product Key) do Office. Solucionar problemas de ativação.