references/trigger-flash-and-health.md
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Source excerpt starting at line 1.# Trigger Flash and Surface Health Flash a surface or workspace for visual confirmation in the UI: ```bashcmux trigger-flash --surface surface:7cmux trigger-flash --workspace workspace:2``` Detect hidden, detached, or non-windowed surfaces before routing focused input when UI state may be stale: ```bashcmux surface-healthcmux surface-health --workspace workspace:2```