The Analysis Toolpak is an Excel add-in program that is available when you install Microsoft Office or Excel (See later for. Click the File tab, click Options, and then click the Add-Ins category.Load the Analysis ToolPak in Excel Print If Analysis ToolPak is not listed in the Add-Ins available box, click Browse to locate it.Load the Analysis ToolPak in Excel for Mac You'll be prompted to choose from available add-ins.