You can retain archived items indefinitely or for a specific time period.
Data Retention Settings for Moved or Restore Stubs
The data associated with the moved or restored stubs across subclient paths will follow the subclient retention settings of the original subclient.
Data Retention Options Updated from Service Pack 16
Data retention options have been updated and enhanced in SP16. If you upgraded from SP15 or earlier, the available retention options might differ. For more information about the object-based and job-based retention options, see Retention Options for OnePass Client Computers.
For a list of changes in version 11 SP16, review the Changes page for SP16.
Data Retention Settings for Overlapping Subclient Content
If the subclient content in a user-defined subclient overlaps with the subclient content on the default subclient, then set a higher retention value for the default subclient.