Certificate authority (CA) A certificate authority is an entity similar to a notary public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

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On the Security tab, select Custom level, and then under ActiveX controls and plug-ins, do one the following: Allow Automatic prompting for ActiveX controls by selecting Enable. Allow Internet Explorer to Display video and animation on a webpage that doesn't use external media player by selecting Enable. Allow Internet Explorer to Download signed ActiveX controls by selecting Enable, or Prompt ...

Show the Developer tab. If the developer tab isn't displayed in the ribbon, see Show the Developer tab.. Open a template or use a blank document. To create a form in Word that others can fill out, start with a template or document and add content controls.

Tip Sometimes the Load To command is dimmed or disabled. This can occur the first time you create a query in a workbook. If this occurs, select Close & Load, in the new worksheet, select Data > Queries & Connections > Queries tab, right click the query, and then select Load To.Alternatively, on the Power Query Editor ribbon select Query > Load To. ...

Note: The boundary is the line between cells, columns, and rows.If a column is too narrow to display the data, you will see ### in the cell.

Use rules to automatically perform specific actions on email that arrives in your inbox. For example, you can create rules that will change the importance level of messages as they come in, automatically move them to other folders, or delete them based on certain criteria.

Notes: If you can't use your camera to scan a QR Code, click Can't scan the image on your PC and tap Enter code manually on your mobile.. If you are allowed by your admin to use phone sign-in using Authenticator, you'll be able to go through device registration to get set up for passwordless phone sign-in and Azure AD Multi-Factor Authentication.

Sign in to www.office.com from a web browser and start using the apps on the web or access other web services associated with your account such as OneDrive.. How you sign in to an installed Office app depends on your device.

Erfahren Sie, wie Sie einen Windows-Product Key für die Aktivierung finden und wann Sie stattdessen eine digitale Lizenz verwenden.