Add a delivery and return address to a single envelope, set printer options, adjust for envelope size, and save or print.

Change or update Microsoft Teams settings from your profile picture menu. Set high contrast mode for accessibility and set your language and time.

Ervaar Microsoft Copilot op Windows-apparaten met behulp van de Copilot-app. De Copilot-app helpt je antwoorden en inspiratie op te doen op internet, ondersteunt creativiteit en samenwerking en helpt je je te richten op de taak die je bij de hand hebt.

A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

Get troubleshooting advice and see a list of options available for starting Windows in diagnostic modes such as safe mode.

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

Use a ready signature template from a gallery to create your email signature in Outlook.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.