Why this answer matters
Resolution expectations should be compared with the exact model before changing drivers or replacing a working webcam.
1 requirements3 verification steps1 primary source
Requirements
What has to be true
- Select the actual C270 device rather than a virtual camera.
Verify it yourself
Use this test sequence
Change one variable at a time so you know which requirement made the difference.
- 1
Use the camera resolution/FPS tests.
- 2
Confirm 720p/30 output under adequate lighting.
- 3
If resolution is much lower, compare another app and USB host.
Limits
What this answer does not prove
- Application/network encoding can choose lower send resolution even when the webcam itself is capable of 720p.
Relevant DeviceOK checks
Test the part you can observe
Webcam TestOpen your webcam locally to verify that the browser can access and display a live camera stream.
→Webcam Resolution TestCheck the active video track resolution your browser receives from the camera.
→Webcam FPS TestEstimate the actual delivered webcam frame rate.
→Camera Focus Test ChartDisplay a high-contrast focus target and fine-line reference for visually checking camera focus behavior.
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