The "Device Settings" page can be found by going to the "Account" -> "Settings" main menu entry and then clicking on "Devices" within the "Features" tab.
"Device Settings" contain -
| Name: | Description: |
| "Offline Auto Sync Interval" |
is how often the devices will try to communicate with the server when they are in offline mode. |
| "Edit Settings" |
edits the offline auto sync interval. |