If you want to cancel orders via Facebook, you have to disable this option both in the UpMenu panel and in the account settings on Facebook.
Uninstalling Facebook Online Ordering
- Go to "Facebook app".
- Click the trash icon next to the restaurant which you want to uninstall.
- Then you will see an information: "Are you sure you want to delete the application? (remember to delete the profile tab also)", if yes choose "Ok".
- Facebook online ordering has been removed in the UpMenu panel.
- Now you need to delete the profile tab in the Facebook panel. Here you can find how to do this.