Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tests
What to check after replacing your PC's power supply
Check connections, first startup, and hardware behavior after a power supply replacement, and learn what browser tests can and cannot verify.
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Tests
How to compare CPU performance on two laptops
Run the same browser CPU test on both laptops, compare single-core and all-core scores, and spot differences caused by power, heat, or background apps.
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Apps
How to create a smooth transition between music clips
Blend two music clips with a short overlap and matching fades. Learn how to avoid gaps, sudden jumps, and awkward changes in your audio edit.
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Tools
What to check before uploading contacts to a CRM
Check a contact CSV for duplicates, missing fields, formatting problems, and privacy risks before importing it into your CRM, then test a small batch.
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Tests
MIDI knob sends erratic values? How to test it
Test a MIDI knob in your browser, separate normal value steps from glitches, and check the controller, USB connection, and receiving app.
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Tests
Speakers cut out at a certain volume? What to check
Test whether speakers cut out at a repeatable volume, isolate the channel or tone, and narrow the cause to settings, power, cable, or hardware.
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Tests
How to check ambient light changes under a desk lamp
Use the Sensors Test to see whether your device's ambient light reading changes under a desk lamp, and what to check if it stays flat.
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Tests
GPU benchmark stutters after waking from sleep
A GPU benchmark that stutters after sleep may point to a browser, driver, or power-state issue. Compare fresh runs and try these fixes.
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Tests
Why webcam preview quality differs from recordings
Learn why a webcam preview can look sharper than a saved video, how to compare them fairly, and which camera and recording settings to check.
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Tools
How to compare two configuration files safely
Compare two configuration files safely, protect passwords and tokens, and spot meaningful setting changes without overwriting either original.
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Tests
How to test a mouse used with a KVM switch
Test clicks, scrolling, and pointer response on each computer connected to a KVM, then isolate whether the mouse, its USB connection, or the switch is at fault.
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Tests
Speaker cable touching a radiator: what to check
Find out whether a speaker cable, radiator, or speaker is causing a buzz, then isolate the rattle safely with a gentle bass sweep.