How to Add Attachment in Physical Inventory After creating a PI document in MI01, go to MI04 and go to the left top corner To Services for Objects. First click on “Create” , then “Create Attachment” as mentioned in the image below. (This process is used for before Posting the PI Document in MI20) Search for the File name in you system for the document that needs to be attached Go to Attachment list to view the Document you have attached, as mentioned below. For already created PI documents that have been posted in MI20, go to MI05 and follow the same steps as MI04.