Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。

To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.

Under Edit signature, compose your signature.You can change fonts, font colors, and sizes, as well as text alignment. If you want to create a more robust signature with bullets, tables, or borders, use Word to create and format your signature text, then copy and paste it into the Edit signature box.You can also use a pre-designed template to create your signature.

数値が文字列として実際にセルに保存されていると、計算や並べ変えで問題が発生する可能性があります。 この記事では、この問題を解決する方法について説明します。

If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Para obtener soporte técnico en Outlook.com, haga clic aquí o seleccione Ayuda en la barra de menús y escriba la consulta. Si la autoayuda no resuelve el problema, desplácese hacia abajo hasta ¿Necesita más ayuda? y seleccione Sí.. Para ponerte en contacto con nosotros en Outlook.com, tendrás que iniciar sesión.

To modify the series' name, click ️ . You can type the new name or select a cell to link to it. You can also change the name under Format > Series > Series Name. To alter the chart type for one set of data, use 'Plot As'. To rearrange the order in which series appear on your chart, use the ⬆️ and ⬇️ arrows.

准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。