You must be a manager-level project member to export projects.
To unarchive an archived project:
Log into Taskmonk and click the Projects icon at the top-right section of the Home page.
The Projects page appears.
Click Archived. The Archived Projects tab appears.
Select the projects that you would like to reactivate.
Click Unarchive.
A confirmation modal appears. Click Unarchive to reactivate projects.
The unarchived projects appear under the Active tab on the Projects page.