Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Games
Does changing your mouse grip affect target accuracy?
Changing your mouse grip can affect comfort and consistency. Compare grip styles with the same aim drill and learn what your results actually mean.
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Tests
How to check monitor uniformity before color grading
Check a monitor for uneven brightness or color before grading. Use full-screen test patterns, separate panel issues from settings, and know what to adjust.
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Tools
How to make a short screen clip for a bug report
Record a brief screen clip that shows how to reproduce a bug and what went wrong, while hiding private details before you share it.
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Apps
How to create a comparison image for a property listing
Make a clear property listing comparison image in your browser, align two photos, add simple labels, and avoid edits that misrepresent the home.
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Tests
Can a phone microphone certify dBA?
Learn why a phone's built-in microphone cannot certify dBA, how to use a browser noise meter for comparisons, and when to use a calibrated sound level meter.
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Tools
Why a font substitutes glyphs in a bilingual document
Find out why a bilingual document switches glyphs, and how to check font coverage, language settings, and embedded fonts before sharing it.
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Tests
Why your Wi-Fi connection stalls every few minutes
Find out whether repeated Wi-Fi stalls come from the wireless link, router, or internet service, then narrow down the cause with simple tests.
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Tests
How to check Wi-Fi stability in a metal building
Check whether metal-framed walls are disrupting Wi-Fi with repeatable tests for response time, jitter and drops, then find a better router location.
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Tests
What to test before uploading a huge video file
Estimate how long a large video upload may take, check upload speed and stability, and reduce the chance of a failed transfer.
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Tests
Why a website cannot show your exact CPU model
Learn why browsers hide the exact CPU model, what System Info can still report, and where to find the full processor name on Windows or Mac.
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Tests
Why copying small files takes longer than big ones
Learn why a folder of small files can copy more slowly than one large file, how to compare drive performance, and what to check next.
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Tests
How to compare a laptop before and after fan replacement
Use the same browser test and conditions before and after a laptop fan replacement to see whether heat-related slowdowns improve and what to check next.