Starting with Excel 2010, to launch the Excel Add-ins manager, you need to follow these steps:
- Switch to the "File" Tab
- Select and click on the "options".
- The Excel Options dialog box pops up.
- In the options dialog, locate "Add-ins" entry in the left task-bar.
- Now, locate "Manage Excel Add-ins" control in the lower part in the dialog, and click on "Go" button.
- The Excel Add-ins manager pops up.