Single doctypes have only one instance. They are useful for using DocTypes as views or for settings.
To make a Single DocType, set the isSingle property as true.
Single documents are best viewed in a modal since they do not have a corresponding list view.
Values of single documents are stored in the table SingleValue
Load a single document
let systemSettings = frappe.getSingle('SystemSettings');Since Single documents are also documents, you can update them with the update() method.