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
How to compare charging speed at two wall outlets
Compare charging speed at two outlets using the same device, charger, and cable, and learn whether a repeatable difference points to the outlet.
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Tests
Device keeps switching between mesh nodes: what to check
Check whether a device is roaming between mesh nodes, track Wi-Fi quality changes, and find the setting or placement issue behind repeated switches.
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Tests
Why a keyboard's velocity curve feels too steep
Check whether your MIDI keyboard or instrument is making notes jump in volume, then compare velocity values and adjust the right curve setting.
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Tests
How to plan reliable Wi-Fi for a home office corner
Map Wi-Fi around your desk, find weak spots and compare router or access point locations so calls and uploads stay stable in your home office.
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Tests
Why two internet speed tests give different results
Learn why speed tests disagree, which result to trust, and how to compare them fairly by testing the same device, network, and conditions.
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Tests
Online banking session keeps timing out? What to test
Check whether brief connection drops are interrupting online banking, then separate network trouble from browser issues or bank session limits.
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Tests
Why browser privacy settings reduce device details
Learn why System Info may show less about your device in a privacy-focused browser, what missing details mean, and how to check them safely.
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Tests
How to test a mouse scroll wheel that jumps
Test whether a mouse wheel skips, reverses, or scrolls unevenly, then narrow down whether the cause is dirt, settings, a connection, or worn hardware.
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Tests
What a browser graphics score cannot tell you about VRAM
A browser graphics score measures rendering speed, not VRAM capacity. Learn what the test can reveal, what it cannot, and where to check GPU memory.
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Tests
Why a USB-C dock charges slower than a wall charger
Compare charging through a USB-C dock and wall charger, then check power limits, cables, device settings, and battery conditions to find the cause.
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Tests
Can my browser open HEIC photos? How to check
Check whether your browser can open a HEIC photo, learn what Browser Info can confirm, and find practical fixes when an image will not display.
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Tests
How to test Wi-Fi with doors open and closed
Compare Wi-Fi quality with interior doors open and closed using repeatable room-by-room measurements, and see whether removing a door could help.