Starting late April 2026, Always-on diagnostics for Endpoint DLP will be enabled by default on Windows devices in Microsoft Purview, storing diagnostic logs locally for 90 days. Admins can opt out anytime via the Purview portal. This improves troubleshooting and support efficiency but opting out may hinder issue resolution.
Applies to: Microsoft Purview
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).