Open Bug 1685480 Opened 3 years ago Updated 3 years ago

Print preview does not render videos from Twitch


(Core :: Print Preview, defect)




Tracking Status
firefox85 --- affected
firefox86 --- affected


(Reporter: csasca, Unassigned)


(Blocks 1 open bug)


(Whiteboard: [print2021_v86][old-ui?])


(1 file)

Affected versions

  • Firefox 85.0b5
  • Firefox 86.0a1

Affected platforms

  • macOS 10.15.7
  • Windows 10
  • Ubuntu 20.04

Steps to reproduce

  1. Launch Firefox
  2. Access a Twitch video
  3. Enter Theatre Mode from the video controls
  4. Print preview the page

Expected result

  • The video is rendered in print preview

Actual result

  • The content is not rendered

Regression range

  • Will see for a regression.

Additional notes

  • The issue can be seen in the following attachment
  • The attachment has a picture showing chrome behavior
Has Regression Range: --- → no
Has STR: --- → yes
Whiteboard: [print2020_v86][old-ui?] → [print2021_v86][old-ui?]
QA Whiteboard: [qa-regression-triage]


I tried to find a regression range but I am able to reproduce the issue back to Fx55 (build id: 20170407030233), so I think this is not a regression.

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