Menu or line items that have been sent to Mews cannot be edited in Event Temple. To verify, open a Booking, go to the "Line Item" tab, and scroll right to the "Posted to PMS" column to see which items are locked.
Posted to PMS – Locked: These items have been sent to Mews and cannot be edited.
Not posted to PMS – Editable: These items are still editable in Event Temple.

