Captures a screen or application window to a MediaStream, for recording or sharing over the network. This allows conferencing services to provide shared presentations in a conference, and allows remote control tools like Chrome Remote Desktop to provide an image of the controlled computer's screen to the controlling computer.



Specification link

Specification being incubated in a Community Group

Status in Chromium


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.


Search tags

WebRTC, screencast, screen capture, screen, desktop capture, tab capture,

Last updated on 2021-12-13