Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Games
Right stick drifting before a platformer speedrun: fixes
Check whether your controller's right stick is drifting, isolate the cause, and try quick fixes before changing settings for a speedrun.
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Tools
How to record a customer onboarding clip on a MacBook
Record a clear customer onboarding clip on your MacBook: choose a browser tab or screen, add narration, and check audio and privacy before sharing.
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Tests
Does antivirus slow transfer speeds? How to check
Compare speed tests and file copies to see whether antivirus activity, Wi-Fi, or storage is slowing transfers, without leaving protection turned off.
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Tests
Flicker after switching HDR modes: what to check
Check whether flicker follows an HDR mode, a refresh-rate change, or a display connection, then narrow down the likely setting or hardware cause.
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Tests
How to test polyphonic MIDI key input
Check whether your MIDI keyboard sends every note in a chord, then find missed keys, stuck notes, and connection or browser issues before a piano lesson.
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Tools
How to convert an image set to one format
Convert a batch of photos to JPG, PNG, WEBP, or TIFF, choose a practical archive format, and avoid losing originals or useful image details.
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Tests
How to check RAM write speed on a refurbished workstation
Measure RAM write speed on a refurbished workstation, compare repeat runs, and learn what low or inconsistent results can and cannot prove.
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Tests
Motion blur after rotating a screen: what to check
Find out whether blur after rotating a screen comes from its refresh rate, pixel response, display scaling, or the moving content itself.
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Tests
Uneven storage read and write results: fixes
Learn why a drive can read faster than it writes, which uneven results matter before streaming, and how to check whether storage is the problem.
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Apps
How to add an outline to a graphic for a travel blog
Add a clean outline to a travel blog graphic in your browser, using a separate layer and brush so the original image stays editable.
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Tests
Webcam resolution for livestreaming: what to check
See what a browser-reported webcam resolution tells you, what it cannot prove about your livestream, and how to check the stream's actual output.
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Tests
How to check your GPU renderer after a browser update
Check which graphics renderer your browser reports after an update, learn what changed, and restore hardware acceleration if it fell back to software.