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All Service Desk items can be manually Archived using the Archive Eligible grid.
Archived Records
Once the Archive Process completes, the Archived Data will be removed from the the current grid, and placed in the Archive version of the grid. There is no way to reverse this process. Some fields will be dropped during the process, such as "Attachments" and an added field of "Archived Date". The only fields that are dropped from the original version of the record are fields that are not as useful in the context of being Archived. All primary data related to the original record remains preserved.
'History Reports' cannot be run on Archive Grids, but a User can still utilize the Archive Log to view the Event that Archived the records.
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Archived items can be reported on using the standard Grid reporting tools.
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A record of the archiving appears in the Archive Log.