1. Open Library Master, Main menu, Company Maintenance
2. For Company Code, enter the company code or select it from the Company List lookup
   • Note: To remove data from a company code, you must do this from within another company code
3. Click Remove to access the Remove Data window
4. For any module application to be removed, select the check box under the Remove column for that module
   • Warning: Make sure any related application modules that may be integrated with the application module to be removed, are un-integrated!
     • Example: If you want to remove the Job Cost module, make sure for each company that has Job Cost activated, that Accounts Payable, Accounts Receivable, Sales Order, and any other integrated modules are not integrated with Job Cost, per their respective modules' Options task window.
   • Warning: If you select all the modules, all data and the entire company code will be deleted. For more information on deleting a company code, see the Related Resources section below.
5. Click Proceed
6. Click Yes at the message appears prompting you to remove the data files
7. Close the Company Maintenance window

DocLink: How to Uninstall or remove an installed application module program from Sage 100
DocLink: How to delete a company code and remove all data for a company from Sage 100