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How to Test Responsive Design Faster Than Chrome DevTools
A practical frontend workflow using multi-device preview, sync scroll, and side-by-side comparison instead of single-viewport hopping.
The bottleneck
Chrome DevTools device mode is excellent for inspecting one viewport. The slowdown appears when you must re-check the same page across many sizes.
Faster workflow
- Open the real page (localhost, staging, or production) in Chrome.
- Launch MSIM and open 2–4 devices.
- Enable sync scroll and scan for overflow, spacing, and nav issues.
- Rotate devices for landscape regressions.
- Jump back to DevTools only when you need DOM/CSS inspection.