Select Risk Simulator and click Enable, then click Close. In the Manage drop-down list box at the bottom, click Disabled Items, and then click Go.
To re-enable an add-in that has been hard disabled by Excel 2007/2010, in Excel 2007/2010, click the Microsoft Office Button (top left corner of Excel), click Excel Options, Add-ins.To re-enable an add-in that has been hard disabled by a Microsoft Office 2003 application, on the Help menu, click About Microsoft Office, click Disabled Items, select the mscoree.dll add-in for Risk Simulator and click Enable.You can also perform these fixes manually as discussed below: You can download and run the Risk Simulator Troubleshooter Tool and click on FIX ALL to fix all Excel issues as well as to run diagnostics on your system. This is an Excel security issue and not a Risk Simulator software issue. Sometimes, it is a hard disable (for serious problems) or soft disable (for less serious issues). Sometimes, if Excel freezes or has some errors due to opening a corrupt Excel file or computer instability, Excel automatically disables all add-ins. Why does Risk Simulator not start when Excel starts when in the past it used to work correctly?