Even if you know who the sender of the file is, there is no way to tell if that person’s email or system has been infected. It is important to understand that this setting is in place by default to protect you as the user from opening a file that may be malicious. Understanding Important Security Concerns Important: Once your file is opened, make sure you then re-enable this setting as it is key to help protect your system!
The document should now open correctly.ĩ. Attempt to open the document again and you will now be prompted to verify you want to open this document and that you trust the sender. Select OK several times to save the settings.Ĩ. To correct the issue, de-select the option “Enable Protected View for Outlook Attachments.”ħ. By default, all three areas are selected. In the Trust Center settings, click Protected View on the left.Ħ. In the Excel Options screen that appears, click Trust Options on the lower left of the screen.ĥ. In the left index area of Excel, at the bottom of the screen is an option called Options. Note: Remember to re-enable this setting once you have successfully opened your file.Ģ. The solution is to uncheck a security setting from within Microsoft Excel that is enabled by default to protect your system from malicious files received through Outlook. However, you must understand the implications of this action.īelow are steps to correct this issue followed by a section about understanding the security related concerns of following them. I say relatively easy fix because as the instructions below will indicate, it is a security related check box that needs disabled. The issue is really a security related prompt with a relatively easy fix. To start, the error message does not align to the actual issue. I have encountered into this issue a few times and finally figured out a solution.
To free disk space, delete files you no longer need from the disk you are saving to.” To make more memory available, close workbooks or programs you no longer need. “Microsoft Excel cannot open or save any more documents because there is not enough available memory or disk space. Have you ever tried to open a Microsoft Excel document received in Outlook and encountered the error message below?