How do I use the Should I Return My Monitor? Free Decision Tool?

Click Start Test (or the equivalent button) to begin. The test runs directly in your browser — no software installation required. For best results, close other apps to free up GPU resources, and run the test in full-screen mode (F11 in most browsers). Results appear within seconds and can be screenshot for documentation or warranty claims.

What does the Should I Return My Monitor? Free Decision Tool test for?

This tool tests the specific display characteristic described above using standardized test patterns that reveal issues your eyes might miss during casual use. The patterns are designed to stress-test the panel in ways that surface manufacturing defects and performance limitations that matter for real-world use.

Is the Should I Return My Monitor? Free Decision Tool free to use?

Yes — all TestBeforeYouBuy test tools are completely free, no account required. We believe you should be able to verify your purchase before or after buying without paying for the tools to do so. If you find a defect using our tools, our troubleshooting guides and return policy guides help you take the next steps.

Should I Return My Monitor? Free Decision Tool

1. How many dead or stuck pixels did you find?

None - screen is perfect 1-2 pixels (hard to notice) 3-5 pixels (noticeable) 6+ pixels or clusters (very noticeable)

2. Where are the defective pixels located?

No defects found Edges/corners (barely noticeable) Center or viewing area (distracting)

3. How much did you pay for this monitor?

Under $150 (budget) $150-$300 (mid-range) $300-$500 (premium) $500+ (high-end)

4. How long ago did you purchase it?

Within 30 days (return window open) 30-90 days (warranty period) 90+ days (outside easy return)

5. Did you find any other issues during testing?

Severe backlight bleed Color accuracy problems Screen flickering or artifacts Lower than advertised refresh rate

Return This Monitor

Recommended Next Steps:

Looking for a Better Monitor?

These monitors have the lowest defect rates and best warranties:

Dell UltraSharp Series

Premium Zero Dead Pixel Guarantee

Best warranty in the industry

View Buying Guide

ASUS ProArt / ROG

Strict Quality Control Standards

Pre-calibrated displays

See Top Picks

Popular picks. Run our free tools on any new monitor as soon as it arrives

Test Your Monitor First

Need a complete testing checklist? See our Monitor Return Period Checklist

Affiliate Disclosure: This page contains affiliate links. We may earn a commission if you purchase through these links at no additional cost to you. We only recommend products we've researched or believe will help with your testing needs.

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