Blog
Short, practical guides for checking your hardware and fixing what the tests find.
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Tests
Arrow keys stuck after changing input settings?
Use a browser keyboard test to see whether arrow keys stay active, then check accessibility, repeat, remapping, and app settings that can trap input.
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Tests
Noisy office before a podcast recording: fixes
Measure office noise, find a quieter recording spot, and reduce keyboard, HVAC, and conversation sounds before you record a podcast.
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Apps
How to fade in an intro recording for video narration
Fade a spoken intro in smoothly, choose a natural ramp length, check that the first words stay clear, and export audio for your video edit.
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Apps
Understanding layer-based edits for a brand refresh
Learn what layers do, how to separate logo, color, and type changes, and how to keep a brand refresh editable in TooLab Photo Editor.
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Tests
Black text blurry in a photo album print? What to check
Find out why black text looks soft in photo album prints, use a printer test page to separate ink problems from paper and layout issues, and fix it.
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Tests
Bright dots on screen: how to check for stuck pixels
Check whether bright dots are stuck pixels, dirt, or image artifacts, then test a pixel fixer safely and decide when a workstation display needs service.
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Tests
Unexpected browser zoom? Check these first
Browser pages keep zooming in or out? Check for a held Ctrl key, stray wheel input, trackpad gestures, and browser shortcuts before changing settings.
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Tools
Camera overlay for a classroom walkthrough
Set up a screen recording with a camera overlay for a classroom walkthrough, protect student information, and make your on-screen instructions easy to follow.
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Tools
Browser alarm stops too soon? How to fix it
Find out why a browser timer ends early or goes quiet, test it on your hybrid-office setup, and adjust sleep, sound, and notification settings.
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Tests
MIDI notes triggering twice? How to fix it
Test whether your MIDI keyboard sends duplicate notes, then check key release, USB connections, browser access and piano software before your lesson.
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Tests
Small file writes for video editing: what to check
Measure small-write speed, see whether it may affect video editing, and try practical fixes for cache, free space, drive choice, and inconsistent results.
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Tests
How to test MIDI clock messages for a loop
Check whether MIDI clock reaches your computer, whether start and stop messages arrive, and how to judge timing for a loop-based performance.