In order to unarchive an item on the main screen of the app on iOS and iPadOS, please tap on the ‘Edit’ button in the top right corner of the app’s main screen (The one with ‘Accountit’ title), then select an item you would like to unarchive, tap on the ‘More’ button in the bottom right corner of the screen and select the ‘Unarchive’ option from the menu.
On macOS, please select multiple items in the list on the main screen of the app to access the archived items. You can then select the archived items that you would like to unarchive, right-click anywhere in the list and then select the ‘Unarchive’ option from the menu.