Web platform features explorer

Back/forward cache blocking reasons

The notRestoredReasons property of a PerformanceNavigationTiming object explains why the current document was blocked from using the back/forward cache (also known as the bfcache) on navigation.

Status

Limited availability

Browser support

  • Chrome 125 Released on 2024-05-14
  • Chrome Android 125 Released on 2024-05-14
  • Edge 125 Released on 2024-05-17
  • Firefox
  • Firefox for Android
  • Safari
  • Safari on iOS

Usage (according to Chrome Platform Status)

~13.799% of page loads. More data at chromestatus.com.

Developer signals

Votes: 0

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