Where retention preserves deleted content, per workload

This sheet compares SharePoint/OneDrive, Exchange mailbox, Teams/Viva Engage/Copilot, Expired retain-and-delete SharePoint content.

CriterionSharePoint/OneDriveExchange mailboxTeams/Viva Engage/CopilotExpired retain-and-delete SharePoint content
Preserved copy locationPreservation Hold library on the siteRecoverable Items folder in the mailboxSubstrateHolds, a hidden subfolder of Exchange Recoverable ItemsSecond-stage Recycle Bin

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