Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tests
How to compare system details on two computers
Compare processor, graphics, screen, battery, and network details on two computers, and learn which differences matter and what a browser cannot show.
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Games
Overshooting stationary targets? What to check
Learn why your aim trainer shots pass stationary targets, how to separate sensitivity from mouse issues, and what to change first.
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Tools
How to pace a five-minute product pitch
Plan a five-minute product pitch with clear time limits for the opening, demo, benefits and close, then rehearse and adjust without rushing.
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Tools
How to find a button's background color
Pick a button's visible background color with a browser color picker, copy its HEX or RGB value, and learn why hover and transparency can change it.
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Games
How to compare two controllers for stick accuracy
Compare two controllers on the same browser test, spot stick drift and uneven movement, and tell whether the difference is hardware, setup, or game settings.
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Tools
How to create QR codes that work without mobile data
Learn which QR codes work without mobile data, how to make one for Wi-Fi or contact details, and how to check it before sharing.
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Tools
Why your fastest lap can be misleading
A single best lap can hide uneven performance. Learn how to record repeated laps, compare typical times, and tell whether your pace is consistent.
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Tests
How to check a pixel defect at different brightness levels
Check whether a screen mark is a dead or stuck pixel by comparing it at several brightness levels, then learn what to try and when to seek repair.
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Tests
How to compare two drives without trusting labels
Compare two drives with repeatable read and write tests, identify which drive is being tested, and spot results distorted by the setup.
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Tests
How to test an SD card for photography
Check whether an SD card or flash drive is fast enough for photo imports, RAW bursts and video, and learn what a browser speed test can really tell you.
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Tests
How to inspect a tiny green speck near a screen edge
A tiny green speck near the screen edge may be a stuck subpixel, dust, or an overlay. Check it safely and learn when flashing is worth trying.
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Tests
How to check your PC before a video call
Check your camera, microphone, speakers, browser permissions and connection before an important video call, then work through common fixes.