An add-in is a supplemental program that adds custom commands or custom features to Microsoft Office. To use it in Excel, however, you need to load it first.

Be sure to create a New Folder, then unzip the appropriate attached files to the New Folder for use.

Download the zip files here for Excel 2003 »

Download the zip files here for Excel 2007 »

Centenary College Helpdesk supports the following Add-ins:

• RiskSim
• SolverTable 
• TreePlan
• SensIt

These Add-ins can be supported with the following Microsoft Excel Applications when running on a Windows Operating System.

Use the same 2007.zip files for Excel 2010 and 2007.

• Microsoft Excel 2003  
• Microsoft Excel 2007  
• Microsoft Excel 2010

Please follow the instructions below for installation:

If you have Microsoft Excel 2003 save the Excel 2003 add-ins.zip file to your desktop.

if you have Microsoft Excel 2007 or 2010 save the Excel 2007 add-ins.zip file to your desktop.

1. Create a new folder on your desktop
2. Open the appropriate .zip document and unzip to the contents (by cutting and pasting files within the zip folder) to the new folder on your desktop
3. Proceed to the next step with the correct version of Microsoft Office

For Microsoft Office Excel 2003:

1. On the Tools menu, click Add-Ins. 
2. In the Add-Ins available box, select the check box next to the add-in desired, and then click OK. 
3. Click Browse. 
4. Locate the Files that are within the new folder on your desktop. 
5. Repeat Process until all Add-ins have been added from the new folder.  In the Add-Ins available box, select the Solver Add-in check box, and then click OK.
   NOTE: If you get prompted that the Add-in is not currently installed on your computer, click Yes to install it. 
6. After you load the Solver Add-in, the Solver command is available in the Analysis group on the Data tab. Ignore and cancel any password prompts asked for by Add-ins.

For Microsoft Office Excel 2007 and 2010:

1. Click the Microsoft Office Button in the upper left, and then click Excel Options. 
2. Click Add-Ins, and then in the Manage box, select Excel Add-ins.
3. Click Go. 
4. Click Browse. 
5. Locate the Files that are within the new folder on your desktop. 
6. Repeat Process until all Add-ins have been added from the new folder.  In the Add-Ins available box, select the Solver Add-in check box, and then click OK.
   NOTE: If you get prompted that the Add-in is not currently installed on your computer, click Yes to install it. 
7. After you load the Solver Add-in, the Solver command is available in the Analysis group on the Data tab. Ignore and cancel any password prompts asked for by Add-ins.

There may be some differences with newer versions of Excel (locations for the Add-ins Tab or Excel options).