Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Apps
How to create a spoken audio guide for an exhibition
Plan clear stops, record narration in short sections, edit pauses and fades, then export an exhibition audio guide as an MP3 or WAV file.
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Tools
Make a QR code for a Google Maps search
Create a QR code that opens a public Google Maps search, then test it on a phone and choose a size and contrast that scan reliably.
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Tests
Blurry apps on mixed-DPI screens: how to check
Check each display's resolution and scale, pinpoint why one app looks blurry on a mixed-DPI setup, and adjust Windows or macOS settings.
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Tools
How to prepare transparent WEBP images for compatibility
Convert transparent WEBP images to PNG for apps that cannot open them, then check that the background stays transparent and the image looks right.
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Apps
Selection leaves a visible edge? How to fix it
Find out whether the edge is only a selection outline or a real halo, then refine the boundary and clean up the cutout in a browser photo editor.
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Tests
How to test echo cancellation before a video call
Check whether echo cancellation reduces speaker sound in your microphone before a call, then confirm the setting in your meeting app.
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Tests
What two simultaneous touches reveal about your screen
Use two fingers to check whether your touchscreen tracks both at once, spot missed areas, and separate a screen fault from a browser or setting issue.
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Tests
Why packet loss matters more than peak speed
Learn why brief packet loss can disrupt calls, games, and remote work even on a fast connection, then test stability and find where to look next.
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Tools
How to track a board game's turn duration
Time each board game turn with a browser stopwatch, record results consistently, and see whether turns are speeding up or dragging on.
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Tests
Why a cheap external enclosure slows an SSD
Learn whether the enclosure, cable, USB port, or SSD is limiting transfer speed, and how to test each part before replacing anything.
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Tests
Graphics test causes overheating? What to do
Stop a graphics test safely, tell normal warmth from a warning sign, and check cooling, power settings, and airflow before testing again.
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Tests
GPU test scores low: what should you check?
A low browser GPU score can come from power settings, heat, display load, or software rendering. Check the likely causes before blaming the graphics chip.