If you jailbroke your iOS or iPadOS 13 device with the Odyssey tool and decided that it’s time to remove your jailbreak, either to revert to a vanilla installation of the operating system or for the purpose of starting over with a fresh jailbreak installation, then the Odyssey app’s built-in Restore RoofFS feature will come in handy.
How to remove the Odyssey jailbreak without restoring your iPhone or iPad