Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tests
How to check if your laptop is actually charging
Check your laptop’s reported charging state, compare the battery level over time, and find out whether the adapter, settings, or battery needs attention.
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Tests
How to gather non-sensitive specs for a help forum
Gather the device details a forum needs without posting serial numbers or account data. Use a browser-based system report and share only what's relevant.
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Tests
How to document a pixel defect for support
Capture clear photos, record the screen and pixel behavior, and tell a stuck pixel from a dead one before you contact customer support.
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Tests
How to compare RAM scores with memory compression on
Learn how to compare browser RAM test scores while memory compression is enabled, check Windows and Mac memory status, and avoid misleading runs.
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Tools
How to identify a shade in a slide presentation
Pick a shade from a slide on screen, read its HEX and RGB values, and learn why the sampled color may differ from the original slide value.
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Tests
Mouse clicks when I set it down: what to check
Find out why a mouse clicks when set down, test whether button pressure or a worn switch is responsible, and choose the right fix.
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Tests
Why a browser storage score changes after a restart
A storage score can shift after reboot because of caches, background tasks, power settings, or heat. Compare runs fairly and track down the cause.
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Tools
How to change a favicon's file format for old browsers
Convert a PNG or other image to ICO for older browser support, then add the right favicon link and check its dimensions, location, and cache.
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Tests
What to check before streaming from an external camera
Check your external camera's preview, frame rate, connection, and permissions before going live, then fix common problems that can spoil a stream.
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Tests
How to document touchscreen dead zones for repair
Map unresponsive touchscreen areas, repeat the checks consistently, and collect clear notes and photos a repair shop can use.
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Tools
How to make QR codes for classroom equipment
Plan classroom equipment QR labels that open the right instructions, report form, or inventory page, then check scan distance, contrast, and placement.
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Tests
Compare connection stability at home and in a coworking space
Compare response time, jitter, and lost requests at home and in a coworking space, using the same device and routine to spot unstable connections.