![]() ![]() ![]() The throttling minimum delay is 10,000 ms, or 10 seconds, which comes into effect 30 seconds after a When running in the foreground, the throttling minimum delay is still 4ms. Firefox does not throttle inactive tabs if the tab contains an AudioContext.įirefox enforces additional throttling for scripts that it recognises as tracking scripts.Firefox for Android has a minimum timeout of 15 minutes for inactive tabs and may unload them entirely.Firefox Desktop and Chrome both have a minimum timeout of 1 second for inactive tabs.The specifics of this are browser-dependent: It may also be waived if a page is playing sound To reduce the load (and associated battery usage) from background tabs, browsers will enforceĪ minimum timeout delay in inactive tabs. addEventListener ( "click", run ) Timeouts in inactive tabs
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