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The Test Your Device Blog

Current news, explainers and troubleshooting on the hardware you actually use — monitors, mice, keyboards, controllers, webcams and microphones — each tied to a free test you can run right in your browser. Updated regularly with what is changing in 2026.

PerformanceBack-to-School Typing: What WPM You Actually Need in 2026Heading back to school or work? Here are realistic typing-speed targets for 2026, why accuracy beats raw speed, and how to measure where you stand.July 8, 2026 PerformanceDoes 500Hz Actually Improve Your Reaction Time? The Input-Lag TruthHigh-refresh monitors lower your measured reaction time — but not because you got faster. Here is what refresh rate really does to input lag in 2026.July 5, 2026 Displays500Hz OLED Monitors Are Here — Can You Actually See the Difference?2026 brought a wave of 500Hz QD-OLED gaming monitors. Here is what that refresh rate really buys you, and whether your eyes and GPU can keep up.July 1, 2026 DisplaysBuying a Used Monitor This Sale Season? The 5-Minute Test ChecklistSecond-hand and open-box monitors are great value in 2026 — if you test them properly. Here is the five-minute checklist that catches the expensive faults.June 28, 2026 DisplaysDual-Mode Monitors: 4K at 240Hz or 1080p at 480Hz, ExplainedDual-mode OLED monitors let you switch between a sharp 4K 240Hz mode and a blazing 1080p 480Hz mode. Here is how they work and who they are for.June 20, 2026 PerformanceAim Training in the 8000Hz Era: Do High Polling and 500Hz Really Help?8000Hz mice and 500Hz monitors promise better aim. Here is what actually improves your accuracy in 2026 — and what is just spec-sheet noise.June 15, 2026 KeyboardsHall Effect Keyboards and Rapid Trigger: What the 2026 Hype Actually MeansMagnetic Hall effect keyboards with rapid trigger and adjustable actuation are everywhere in 2026. Here is what those features really do for gaming and typing.June 8, 2026 ControllersSwitch 2 Joy-Con Drift Is Back: Why Nintendo Skipped Hall Effect AgainTeardowns confirm the Switch 2 uses the same drift-prone potentiometer sticks. Here is why, what your options are, and how to test for early drift.May 20, 2026 WindowsWindows 11 25H2 Broke My Microphone: The Complete 2026 Fix ListWindows 11 25H2 keeps flipping mic permissions and swapping audio drivers. Here is the fix order that actually gets your microphone working again.May 12, 2026 DisplaysOLED Burn-In vs Dead Pixels: How to Check a New OLED Monitor in 2026OLED monitors are mainstream now, but they bring different risks than LCD. Here is how to check a new OLED for dead pixels, and the truth about burn-in in 2026.May 5, 2026 AudioWhy Your Mic Works in Discord but Not Zoom (2026 Guide)If your microphone is fine in one app but silent in another, the fault is almost never the mic. Here is how to fix per-app audio in 2026.April 28, 2026 Mice8000Hz Polling Is the New Standard — But Is It Making Your Mouse Stutter?8000Hz polling is everywhere in 2026, yet on some systems it causes input stutter instead of smoothing it. Here is when to use it and when to dial it back.April 10, 2026 DisplaysStuck at 60Hz on a New 240Hz Monitor? DisplayPort 2.1 and the Cable TrapBought a fast monitor but Windows only shows 60Hz? In 2026 the cause is often the cable or a DisplayPort 2.1 bandwidth limit. Here is the fix order.April 2, 2026 AccessibilityColor Blindness and Gaming Accessibility: Testing Your Setup in 2026Color vision deficiency affects roughly 1 in 12 men. Here is how to screen for it, what the types mean, and how modern games support colorblind players.March 30, 2026 PerformanceWhat's a Good CPS in 2026? Clicking Techniques, Minecraft PvP and Switch WearClicks per second still matters in games like Minecraft PvP. Here are 2026 benchmarks, the main techniques, and why fast clicking wears out your mouse.March 22, 2026 MiceHall Effect and Optical Mouse Switches: The End of Double-Click Chatter?New mouse switch tech in 2026 promises to kill the self-double-clicking problem for good. Here is how optical, magnetic and inductive switches change the game.March 15, 2026 macOSmacOS Tahoe 26 Moved Camera and Mic Permissions — Here's Where They Live NowmacOS Tahoe 26 reorganized Privacy & Security and added a Privacy Dashboard. Here is where to grant camera and microphone access and fix apps that can't see them.March 2, 2026 KeyboardsKeyboard Typing Double Letters After an Update? Read This FirstDouble letters can be switch chatter or a software setting that changed after a Windows update. Here is how to tell which, and how to fix each in 2026.February 25, 2026 WindowsThe Camera Freeze Bug: Why Apps Lock Up After a Windows 11 UpdateA recent Windows 11 cumulative update caused apps to freeze the moment they access the camera or microphone. Here is what triggers it and how to get unstuck.February 18, 2026 SystemLaptop Battery Health After a Year of Windows 11 Updates: How to Check ItShorter battery life after a year of updates? Here is how to read your true battery health on Windows 11 and macOS Tahoe, and when to consider a replacement.February 10, 2026