The platform is up, but one dependency path is not.

Use this when the Mac reaches the desktop and still feels inconsistent because too many helper processes own part of the user experience. These issues are easy to misread because the operating system still responds while one control path, runtime dependency, or trust assumption is already out of alignment.

The symptom usually appears downstream from the real change.

• macOS assumptions are often changed indirectly by updates, policy, hardware changes, or cleanup work that looked harmless at the time.
• Login Items assumptions are often changed indirectly by updates, policy, hardware changes, or cleanup work that looked harmless at the time.
• Background Tasks assumptions are often changed indirectly by updates, policy, hardware changes, or cleanup work that looked harmless at the time.
• Stability assumptions are often changed indirectly by updates, policy, hardware changes, or cleanup work that looked harmless at the time.