Blog
Tests
Guides for testing your keyboard, mouse, screen, sound, network and other hardware, and for fixing what the tests find.
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Tests
When to run focused tests instead of a full PC check
A full PC check takes longer than a focused test. Learn which to run for one symptom, after a repair, or when you need a broader baseline.
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Tests
Why a browser noise reading is not a legal workplace survey
A browser noise meter can show rough sound levels, but it cannot prove workplace compliance. Learn what it misses and what survey to request.
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Tests
Phone misses taps while charging? What to check
Check whether charging is causing missed phone taps, compare touch response with a browser test, and try safe fixes for the charger, cable, and screen.
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Tests
What memory response time means for web apps
Learn what a RAM response-time result measures, when it can affect web apps, and how to compare it without mistaking it for a speed guarantee.
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Tests
How to check monitor geometry on a vertical display
Check a portrait monitor for stretched shapes, wrong orientation, or scaling problems, then separate Windows or macOS settings from a display fault.
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Tests
Why gray backgrounds reveal screen defects
A flat gray screen can make faint spots, bands, and uneven brightness easier to see. Learn how to test them and tell a defect from a setting.
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Tests
How to check screen defects before a return expires
Check for dead pixels, uneven colors, flicker and other screen faults before your return window closes, then save clear evidence for support.
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Tests
Why SSD speed drops during thermal throttling
Learn why SSD speed drops as it heats up, how to compare cold and warm test results, and what to check before blaming the drive.
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Tests
How to check Wi-Fi coverage in a shared rehearsal space
Map Wi-Fi quality across a shared rehearsal space, spot weak areas near the stage and control desk, and separate coverage problems from busy-network slowdowns.
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Tests
Does a bright screen drain battery faster?
Compare battery drain at low and high screen brightness with the same workload, then learn what a higher drain rate can and cannot prove.
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Tests
Tablet battery meter updates late? What to inspect
Check whether a tablet's battery reading is truly stale, compare it with the system display, and find out when charging, software, or hardware may be involved.
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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.