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Add Firefox enumerateDevices focus note #30365

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Add Firefox enumerateDevices focus note #30365

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5 changes: 4 additions & 1 deletion api/MediaDevices.json
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Original file line number Diff line number Diff line change
Expand Up @@ -105,7 +105,10 @@
"firefox": [
{
"version_added": "116",
"notes": "`enumerateDevices()` enumerates both input and output devices. Previously only input devices were returned."
"notes": [
"`enumerateDevices()` enumerates both input and output devices. Previously only input devices were returned.",
"The promise returned by `enumerateDevices()` only resolves when the document has system focus. See [bug 1818588](https://bugzil.la/1818588)."

@Elchi3 Elchi3 Aug 31, 2026

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I'm not sure what "system focus" means vs. just "focus". What do you think?

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"The promise returned by `enumerateDevices()` only resolves when the document has system focus. See [bug 1818588](https://bugzil.la/1818588)."
"The promise returned by `enumerateDevices()` only resolves when the document has focus. See [bug 1818588](https://bugzil.la/1818588)."

]
},
{
"version_added": "39",
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