You can restore archived Items back to the Content tab.
1. Go to the Content tab
You'll find all your Items here.
2. Switch to the archived Items view
Click on the Items dropdown and select "Archived Items".
3. Choose the archived Items you'd like to restore
Use the checkboxes to the left to select the Items you'd like to restore.
4. Restore the Items
Your Items will be added to the top of the Content list once they've been restored.
Tip: You can permanently delete Items once they've been archived. Select the archived Items, and select Delete instead.