Sync and conflicts
Changes made without a connection wait here. The server is the source of truth; nothing here is a backup.
Connection
Online
Nothing sent from this device yet in this session.
On this device
Nothing pending
Unsynced changes are not on the server yet. Closing the browser keeps them; clearing site data or losing the device does not.
Browser storage
Unknown
The browser may clear site storage under pressure. Sync often.
Unsynced changes
Everything is on the server
When you save without a connection, the change is kept here and sent automatically when you are back online.