I’ve created a client script to easily attach files from the selected items. Basically, it creates a “Get Item Attachments” button to the current document. It lists file extensions and file counts which are attached to the items. You can select file extensions. Then all the files with selected exte…

I have given the reference of the video here, maybe it will help someone. [Transfer Attachments Between DocTypes in ERPNext | doc_event & frappe.call()]