Troubleshooting Guides

Step-by-step fixes for the device problems people actually hit. Every guide pairs with one of our free tests, so you can confirm the fix worked without leaving your browser.

• 🎮Controller Not Detected on PC? 9 Fixes That Work

  Xbox, PlayStation or generic gamepad not showing up on your PC? Work through these fixes: connection mode, Bluetooth pairing, drivers, Steam settings and more.

• 🖥️How to Fix a Stuck Pixel (and When You Can't)

  Stuck pixel vs dead pixel, which one you have, and the fixes that actually work: color-cycling, pressure method, warranty rules and realistic expectations.

• 👻How to Fix Monitor Ghosting: Overdrive, Settings & Causes

  Trails behind moving objects? What ghosting is, how to tune overdrive without inverse ghosting, plus fixes for smearing, cables and settings that make it worse.

• ⌨️Keyboard Typing Wrong Characters? Here's the Fix

  Fix a keyboard that types the wrong characters: swapped @ and ", letters producing numbers, accents instead of quotes, wrong keyboard layout, NumLock and stuck modifier keys.

• 🎤Mic Not Working in Windows 11? Here's How to Fix It

  Step-by-step fixes for a microphone that isn't working in Windows 11: privacy settings, wrong input device, hardware mute keys, Bluetooth quirks, drivers and more.

• ⏱️Monitor Not Running at 144Hz? Here's How to Fix It

  Bought a 144Hz (or 165/240Hz) monitor but it feels like 60? Fix the settings, cables and GPU limits that cap refresh rate, on Windows and macOS.

• 🖱️Mouse Double-Clicking on a Single Click? Causes & Fixes

  Why a mouse fires two clicks from one press — switch bounce explained, plus fixes: debounce settings, driver tweaks, warranty, and when to just replace the switch.

• 🔊No Sound From One Side of Headphones or Speakers? Fixes

  Left or right channel silent? Step-by-step fixes: balance settings, half-inserted plugs, mono audio, Bluetooth quirks, cable damage and how to tell software from hardware.

• 🎮Stick Drift: Why Your Controller Moves on Its Own & How to Fix It

  Analog stick drift explained — why controllers develop it, how to measure it, and every fix from deadzone settings and cleaning to recalibration and stick replacement.

• 📷Webcam Shows a Black Screen in Zoom or Teams? 9 Fixes

  Fix a webcam that shows a black screen in Zoom or Microsoft Teams: privacy shutters, Windows camera permissions, app conflicts, drivers, virtual cameras and vendor kill switches.