Go to Microsoft account security and select Password security. As a security measure, you might be prompted to verify your identity with a security code. Decide if you want to receive the security code by email or phone. You'll be asked to verify your email address or the last four digits of your phone number, and then select Send code. When you receive the code, enter it and select Submit ...

Support for home products Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience.

使用 IF 检查单元格是否为空白 Microsoft 365 专属 Excel Microsoft 365 Mac 版专属 Excel 更多... 有些时候，你需要检查单元格是否为空白，通常是因为你可能不希望公式没有输入值就显示结果。

Learn how to connect your Windows PC to external monitors and adjust the display settings.

En la barra de tareas, seleccione el icono Red. Seleccione la Bluetooth configuración rápida para activarla o desactivarla. Seleccione Inicio > Configuración > Bluetooth & dispositivos y, a continuación, Bluetooth activar o desactivar. Nota: La Bluetooth rápida solo aparece en el sistema cuando Windows detecta un Bluetooth de datos.

Saubere Installation über das Installationsmedium. Verbinden Sie das erstellte Installationsmedium mit Ihrem PC, und führen Sie eine Neuinstallation von Windows 11 aus. Wählen Sie Start > Einstellungen > System > > Wiederherstellung . Wählen Sie neben Erweiterter Startdie Option Jetzt neu starten aus.

Copilot is available in the Home tab of Word, Excel (Preview), PowerPoint, and Outlook if you are a Copilot subscriber. If you also have a Microsoft 365 subscription that includes the Microsoft 365 desktop apps then you should find Copilot available in those apps as well.

Learn how to use the Settings app to view and change display settings in Windows.

Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.

Windowsでデスクトップ アイコンのサイズを変更する. Windows 10. デスクトップ アイコンのサイズを変更するには、デスクトップを右クリック (または長押し) し、 [ 表示] をポイントして、 [ 大きいアイコン ]、 [ 中] アイコン 、または [小さい] アイコン を選択 ...