Use the "Export File" option on the "File" menu bar to export all of the other macro modules from the Excel workbook that you want to convert to .NET.

How to Import an Excel Spreadsheet Into Access With a Macro. If you ever wanted to click a magic button and make complex business tasks happen automatically, macros can make that wish come true.

These days, you can still use macros in Excel, but you need to enable the macro feature to do so. Here's how to enable (and disable) macros.