Blog
Tests
Guides for testing your keyboard, mouse, screen, sound, network and other hardware, and for fixing what the tests find.
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Tests
What to test before taking a laptop on a train
Check your laptop's battery, charger and offline readiness before a train trip, then learn what battery drain readings can and can't tell you.
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Tests
How to protect your eyes during a flashing pixel test
Learn how to reduce exposure to flashing patterns, when to skip the test, and what to do if the light causes discomfort on your screen.
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Tests
How to test smooth mouse wheel steps
Check whether your mouse wheel scrolls smoothly, skips steps, or jumps in a browser, then separate wheel faults from operating system settings.
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Tests
Why does my browser support WebP but not AVIF?
Learn why a browser check can show WebP support but not AVIF, how to confirm the result, and what to update or test next.
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Tests
Why does my laptop screen have a yellow patch?
Find out whether a yellow patch on your laptop screen comes from a setting, the display panel, or pressure damage, and learn what to check next.
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Tests
Why sustain messages continue after releasing a pedal
Find out whether the pedal sends a stuck sustain value, repeated MIDI data, or a normal release, then check its polarity, settings, and connection.
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Tests
How to test Wi-Fi near a cordless phone base
Compare Wi-Fi response time, jitter and drops beside a cordless phone base, then check whether the phone or another network issue is behind interruptions.
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Tests
How to test if mic placement causes plosive noise
Find out whether airflow from your mouth is hitting the microphone, compare placement with a browser recording, and reduce plosive pops without changing your setup.
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Tests
How to check full-screen color on a chosen monitor
Use a browser color test on the monitor you choose, check for uneven color or defects, and learn what to adjust if the display looks wrong.
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Tests
Can a browser noise meter measure exact decibels?
Learn why a browser noise meter can show decibels but cannot guarantee an exact sound level, and how to get more consistent readings.
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Tests
How to test browser features on an office laptop
Check which browser features your office laptop supports, spot permission or policy limits, and gather the details IT needs to fix access.
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Tests
How to test internet throughput with a proxy enabled
Measure download and upload speed through your proxy, compare repeat runs fairly, and learn what a slower result says about the route.