Disabling OnePager in Microsoft Project
To temporarily disable OnePager Pro from launching as a Microsoft Project add-in (2010 or later), go to File > Options > Addins. Select COM Addins at the bottom of the screen and press the Go button. Simply uncheck the OnePager Pro box to prevent OnePager from launching when Project starts. To re-enable OnePager Pro in the future, just re-check the box.
If you are using Project 2007 or earlier, navigate to the COM Add-ins menu command and uncheck the OnePager checkbox. If this COM Add-ins menu command is not present in MS Project, add it by going to View > Toolbars > Customize. From there, click on the Commands tab, find the COM Add-ins menu item under Tools, and drag this item to any menu or toolbar in MS Project.
Disabling OnePager in Microsoft Excel
To temporarily disable OnePager Express from launching as a Microsoft Excel add-in (2007 or later), go to File > Options > Addins. Select COM Addins at the bottom of the screen and press the Go button. Simply uncheck the OnePager Express box to prevent OnePager from launching when Excel starts. To re-enable OnePager Express in the future, just re-check the box.
For Microsoft Excel 2003 or earlier, follow instructions above to use the COM Addins menu item under the Tools menu.
Last Updated: December 27, 2019