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