A contact list is a collection of email addresses and is useful for sending email to a group of people. If you want more robust functionality with your contact list, consider creating a Group in Outlook.

Skype help & learning. Limited emergency calling Skype is not a replacement for your telephone and has limited emergency calling capabilities depending on your country.

This article describes update 5001998 for Microsoft Outlook 2016 that was released on October 5, 2021. Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016.

Windows Live Hotmail Hotmail is a free e-mail service that is provided by Microsoft. Support is available by e-mail. For more information, visit the following Web site:

or download and install Authenticator from the Apple app store. Get the app. To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store. Get the app. Next steps. Add your accounts to Microsoft Authenticator. See also.

Note: You might need to click the Show hidden icons arrow next to the notification area to see the OneDrive icon, or click and start typing "select which icons" to display the notification area settings option, and then show Microsoft OneDrive. If the icon still doesn't appear in the notification area, OneDrive might not be running. Click , type OneDrive in the search box, and then click ...

3. Validation on a form You can use the Validation Rule property of a control on a form to specify a criterion that all values input to that control must meet. The Validation Rule control property works like a field validation rule. Typically, you use a form validation rule instead of a field validation rule if the rule was specific only to that form and not to the table no matter where it was ...

When you install Skype for Business, you need to choose between a 32-bit version installer and a 64-bit version installer. Use the 32-bit installer if you’re using a 32-bit version of Windows and the 64-bit installer with a 64-bit version of Windows.

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips. Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac. ...

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。