macOS 27 notes

Field Notes about macOS 27 from mdm.tools.

• The management model changed under us: what macOS 27 moved to declarative Jul 2026
• The PPPC obituaries are early: what macOS 27 actually moved off the profile Jul 2026
• They removed the alternative: the macOS 27 change that isn't PPPC Jul 2026
• The one PPPC change in macOS 27 that actually breaks a workflow Jul 2026
• Platform SSO can be passwordless. It can also satisfy MFA. Jul 2026
• Platform SSO at FileVault unlock can't use VPN, Network Relay, or 802.1X Aug 2026
• Local Network is the one macOS privacy prompt MDM cannot answer Aug 2026
• Eight folders Apple decided to guard, and no key to manage them Aug 2026
• The one MDM key macOS 27 gives you for XProtect Sep 2026