You can modify the software compression settings of a storage policy copy for which deduplication is enabled.
Procedure
- 
From the CommCell Browser, expand Storage Resources > Deduplication Engines > storage_policy_copy. 
- 
Right-click the deduplication_database, and then click Properties. The Deduplication Database Properties dialog box appears. 
- 
Click the Settings tab, and then select the Enable Software compression with Deduplication check box. 
- 
Click OK.