Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Games
Reaction control for long aim practice sessions
Keep your aim steady during long practice with repeatable drills, short blocks, and simple checks that separate fatigue from mouse or setup problems.
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Tests
How to test an external drive through a phone hub
Measure read and write speed through a phone hub, understand what the result includes, and find out whether the hub, cable, reader, or drive is slowing it down.
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Tests
Understanding motion sensor permissions
Learn what motion sensor permissions allow, test what your browser can read, and separate a blocked sensor from a privacy setting.
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Tools
How to review text changes for a database migration
Compare old and new migration scripts, spot risky schema or data changes, and build a careful review checklist before running anything.
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Tests
How to check mouse input over a remote desktop
Test clicks, scrolling, double-clicks, and event rate inside a remote desktop session, then separate forwarding delays from a local mouse problem.
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Tools
Make a contact QR code for a market stand
Create a contact QR code for your pop-up market stand, choose which details to share, then test it before printing signs or labels.
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Tests
How to test cursor consistency for long transcription
Check whether your mouse stays predictable during a long transcription session, separate pointer drift from hand fatigue, and find practical fixes.
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Tests
Chromebook keyboard typing wrong symbols? Fix it
Find out whether a Chromebook is using the wrong keyboard layout, then switch input methods and check whether the keys work normally without changing hardware.
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Tests
How to check per-screen scaling on an OLED laptop
Check the scale reported for each display, compare it with Windows or macOS settings, and fix text or apps that look too small or blurry.
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Tests
Red stuck pixel in fullscreen: how to recheck
Recheck an isolated red pixel after entering fullscreen, distinguish a stuck subpixel from an overlay or image artifact, and choose a safe next step.
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Tests
Check your camera before a customer support call
Check your camera, framing, lighting, and permissions before a customer support video call, so you can join without last-minute troubleshooting.
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Tools
How to remove EXIF data from a JPEG photo
Remove GPS and other identifying EXIF data from a JPEG before adding it to your portfolio, then check the saved copy to see what details remain.