You can click Don't show this message again in the dialog box, and then the dialog box does not appear again. To lower the possibility of security risks, you should only trust files on a network location that is access controlled or created by the system administrator.Ī Security Warning dialog box appears when you try to trust a file from a network location. It’s important to be careful before trusting documents on a network because other people could tamper with network files and change the active content in them. The following example is an image the Security Warning area when a file cannot be trusted. The Message Bar appears when you reopen the file. This enables the content for one time, only. dotmįor these files, click Enable All Content to enable the active content for that session. If the file you are trying to trust is a template, such as files with the extensions. If the feature is turned off by your system administrator for network locations, or for all locations The file opened from an unsafe location, such as your temporary Internet folder (TIF) or the Temp folder More reasons why files cannot be made trusted documents Or you can learn more in View my options and settings in the Trust Center.

Click Trust Center, and then click Trust Center Settings. To see your security settings, click the File tab. You have changed your Trust Center settings for one, or more, active content types. In this case, if you open a file with macros, and data connections, the file can't be trusted because the macros are disabled when the file opens. The system administrator has set a security policy to disable a certain type of active content for your organization (for example, Disable all macros without notification). For example, one or several, types of active content have been disabled when you attempt to open the file. There are situations when you can't make a file a trusted document. Some files can't be made trusted documents Malicious macros are often used by attackers to distribute malware.

Caution: Never enable content in a document if you're not sure what that macro does.

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