#Adding File as a Attachment ERPNext allows to attach files with documents. User with a read permission on particular document will also be able to access files attached with it. ###Attach New File There are several ways to attach file to the document. ####From Browser Sales Order File Attachment ####By drag and drop Sales Order File Attachment Click on Attach to browse and select the file. ####Link If you use separate server for files, or use online service like Dropbox, you can attach file by providing link of a particular file. Sales Order Select File `For hosted users, limit of 5 MB is applied on file size.` To ensure there are not many files attached to a document, which can affect your accounts performance, you can set limit as how many files can be attached to a particular document. Click [here](/docs/user/manual/en/customize-erpnext/articles/increase-max-attachments.html) to learn more about it. ####File Manager Check following link to learn how files are managed in ERPNext.