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Screen Sharing Test

Check whether screen sharing works in your browser. Share a tab, window, or your entire screen, preview the live stream, inspect resolution and frame rate, capture a snapshot, and optionally include system/tab audio.

Screen share is off

Click Start screen share, then choose a browser tab, application window, or entire screen. Everything stays in your browser — nothing is uploaded.

REC 00:00

SHARING

Options

Include audio

Share tab/system audio when the browser allows it

Stream status

Status Idle

Surface —

Resolution —

Frame rate —

Video track —

Audio track —

Track label —

How to verify it works

Start sharing and move a window — the preview should update live
Confirm resolution looks correct for the surface you picked
If you enabled audio, play a video/tab sound and listen here
Take a snapshot or short recording to confirm the capture is readable

Related Tools

Microphone Test

Browser Permissions

Screen Resolution