Importing an Add-On Instruction Definition Perform this procedure when you want to use the definition for an Add-On Instruction that was exported from another Logix Designer application project. Once the project has the definition, you can use the instruction in your programs. Right-click on the Add-On Instruction folder and select Import Add-On Instruction from the menu that opens. Select and import the Add-On Instruction file that you previously exported from the window that will appear. To import an Add-On Instruction definition In the Controller Organizer, right-click Add-On Instructions and choose Import Add-On Instruction. Find the file that contains the instruction definition that you wish to import. Select the file and choose Import. Click OK. The definition has been added to your project.