Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tests
Why laptop scaling changes with the lid closed
Find out why laptop display scaling changes when you close or reopen the lid, and fix settings that make text or windows look different.
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Tests
What to check before taking a MIDI keyboard on stage
Check keys, velocity, pedals, knobs, and MIDI connections in your browser before load-in, then use a practical checklist to catch stage problems early.
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Tests
How to identify a missing browser security feature
Use Browser Info to check your browser version, engine, privacy settings, permissions and supported features, then find why a security feature is missing.
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Tests
Sustain pedal sends continuous MIDI values: how to test
Find out whether changing MIDI values from a sustain pedal are normal, caused by pedal setup, or a fault in the pedal or keyboard.
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Tests
Microphone picks up keyboard noise: what to change
Reduce keyboard noise in calls by moving the mic, lowering input gain, and adjusting noise suppression. Test each change to hear what works.
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Tests
Why a laptop CPU slows down on battery power
Find out why your laptop CPU may slow down on battery, compare its performance plugged in and unplugged, and check the settings that control it.
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Apps
How to design a vertical how-to clip with text captions
Plan a vertical how-to video, place captions where viewers can read them, and check framing, timing, and export on a phone before sharing.
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Tests
Keyboard shortcuts not working but typing works
If letters type normally but shortcuts fail, test key rollover and check whether the app, operating system, or a setting is intercepting them.
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Tests
How to test a keypad for data entry
Check every key on a number pad, confirm Num Lock behavior, and find whether missed entries come from the keypad, browser, or app.
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Tests
Gaming voice chat breaks up: what to check
Find out whether broken-up game chat comes from Wi-Fi, connection drops, or your microphone, then try the fixes that can restore clear voice.
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Tests
Mouse clicking by itself? How to find the cause
Find out whether accidental mouse clicks come from a worn switch, connection trouble, or a setting, then test the mouse and narrow down the cause.
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Tools
What to inspect when only capitalization has changed
Check whether a capitalization-only text change is harmless, intentional, or likely to affect names, code, links, and imported data.