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
Smart devices reconnect overnight: what to test
Find out whether overnight reconnects come from Wi-Fi, the router, or a device schedule, using a short stability test and a simple log.
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Tests
How to compare internet speeds on Wi-Fi and Ethernet
Compare Wi-Fi and Ethernet fairly on the same computer, then use download, upload, ping, and jitter results to find out which connection performs better.
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Tests
Does incognito mode prevent IP leaks?
Incognito mode hides browsing history on your device, not your IP address. Learn what a VPN changes and how to check for IPv6 or WebRTC leaks.
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Tests
How to check heat-related slowdown on USB-C power
Check whether your laptop slows down from heat while charging or running through USB-C, then compare the results safely with a browser test.
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Tests
What browser settings block autoplay in tutorials
Find out why tutorial videos do not autoplay, which browser controls can block playback, and how to allow it or tell when a click is required.
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Tests
Why a browser download is slower than a speed test
Learn why a file downloads slower than your speed test, how to compare Mbps with MB/s, and what to check before blaming your browser.
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Tests
How to test a kiosk touchscreen before deployment
Check every area of a kiosk touchscreen, test multi-touch, and catch alignment or dead-zone problems before customers use it.
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Tests
Only recent files readable on a USB drive?
If older files on a USB drive or SD card fail while newer ones open, protect what remains, check for false capacity, and know what to do next.
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Tests
How to compare sensor responsiveness in web apps
Compare how quickly web apps react to the same movement, separate sensor delays from browser limits, and check settings that can affect readings.
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Tests
WebGL contexts fail to initialize: what to check
Find out why WebGL will not start in your browser, check graphics support, and try practical fixes before assuming your graphics hardware is broken.
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Tests
How to test a phone's movement detection before exercise
Check whether your phone's motion sensors respond before a workout, understand what the readings show, and fix common permission or setup issues.
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Tests
How to test whether dark shades are crushed
Check whether your monitor merges near-black shades, use a browser color test, and adjust display settings that hide shadow detail.