Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Games
Controller buttons not responding? How to check
Test each controller button in your browser, then find out whether the problem is the game, the connection, the button mapping, or the controller itself.
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Tests
Brief connection dropouts during remote work
Learn what brief internet dropouts mean for calls, remote desktop, and uploads, then test for packet loss and fix the most likely cause.
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Games
Why your ping rises during large downloads
Learn why downloads add gaming lag, how to measure latency under load with the Bufferbloat Test, and which network changes can help.
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Tests
How to check a laptop and external monitor together
See whether your laptop and external monitor are both detected, set up correctly, and showing the right image with a quick browser check.
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Games
How to test controller stick drift in a browser
Check whether a controller stick moves when untouched, then tell real drift from a dead zone, connection issue, or browser limitation.
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Tests
How to tell if background apps affect CPU tests
Learn how to compare Processor Test results, spot CPU load from background apps, and tell whether a low score points to software, heat, or hardware.
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Tests
How to test GPU performance in a browser
Run a free browser GPU test, understand its score and compare results fairly. Learn what to check if graphics performance seems low.
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Tests
How to check if a power bank charges well
Compare a power bank with a known charger using your device's charge rate, and learn what slow charging or heat can tell you.
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Tests
Why battery charge rate varies between tests
Learn why the same charger can show different speeds, how to compare tests fairly, and when a slow result points to a cable, charger, or battery problem.
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Tests
How to test a USB flash drive's real speed
Measure the real read and write speed of a USB flash drive, understand the numbers, and find out whether a slow port or the drive is the problem.
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Tests
Why your USB 3.0 drive transfers files slowly
Find out whether a USB 3.0 drive is slow because of its port, tiny files, or the drive itself, then compare its real read and write speeds.
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Tests
When a speaker rattle means damaged hardware
Use a bass sweep to tell whether a speaker rattle comes from a loose object, audio settings, or damaged hardware, and what to do next.