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Add Firefox 148 rel notes for the Document PIP API#42825

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chrisdavidmills merged 3 commits intomdn:mainfrom
chrisdavidmills:fx148-nightly-document-pip-support
Jan 21, 2026
Merged

Add Firefox 148 rel notes for the Document PIP API#42825
chrisdavidmills merged 3 commits intomdn:mainfrom
chrisdavidmills:fx148-nightly-document-pip-support

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Description

Firefox 148 adds experimental, Nightly-only support for the Document Picture-in-Picture API; see https://bugzilla.mozilla.org/show_bug.cgi?id=1858562.

The API is already documented; this PR adds Firefox 148 and Experimental features rel notes covering the addition.

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@chrisdavidmills chrisdavidmills requested a review from a team as a code owner January 19, 2026 12:04
@chrisdavidmills chrisdavidmills requested review from dipikabh and removed request for a team January 19, 2026 12:04
@github-actions github-actions bot added Content:Firefox Content in the Mozilla/Firefox subtree size/m [PR only] 51-500 LoC changed labels Jan 19, 2026
@chrisdavidmills chrisdavidmills changed the title Add Firefox 148 rel notesfor the Document PIP API Add Firefox 148 rel notes for the Document PIP API Jan 19, 2026
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github-actions bot commented Jan 19, 2026

Preview URLs

External URLs (3)

URL: /en-US/docs/Mozilla/Firefox/Experimental_features
Title: Experimental features in Firefox


URL: /en-US/docs/Mozilla/Firefox/Releases/148
Title: Firefox 148 release notes for developers (Beta)

(comment last updated: 2026-01-21 10:24:40)

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@dipikabh dipikabh left a comment

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Looks good, thank you!

chrisdavidmills and others added 2 commits January 21, 2026 10:21
Co-authored-by: Dipika Bhattacharya <dipika@foss-community.org>
@chrisdavidmills chrisdavidmills merged commit 0fe8963 into mdn:main Jan 21, 2026
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@chrisdavidmills chrisdavidmills deleted the fx148-nightly-document-pip-support branch January 21, 2026 10:25
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3 participants