From the Show History screen, Designated Admin users can also revert changes made during each session and all changes following that session effectively rolling back the Plan Document to the state prior to the selected entry. To revert changes, click Revert at a point in the checklist change history that you would like to revert to. Note: Clicking Revert will undo all changes made during the session you have selected. Reverting changes also creates a record in the Show History log, and reverts can also be reverted.
The Revert Plan Checklist Values dialogue summarizes all values that will be reverted, including the current values and the values the checklist will be reverted back to. If you would like to cancel the revert, just click Cancel.
Pressing OK from the Revert Plan Checklist Values dialog will provide you with a confirmation, reporting the changes successfully made during the revert.
After completing a revert, you can see the entry in the Show History log of the revert itself: