Keyboard Guides

Practical, step-by-step help for keyboards and laptops.

• Keyboard Keys Not Working? 9 Easy Fixes
  Step-by-step fixes for dead, sticky or unresponsive keys on a laptop or PC.
• Keyboard Ghosting and N-Key Rollover Explained
  What is keyboard ghosting, NKRO and 6KRO, and how do you test them?
• How to Clean a Laptop Keyboard Safely (Step by Step)
  A safe step-by-step way to clean dust and stickiness from a laptop keyboard.
• Second-Hand Laptop Checklist: What to Test Before You Buy
  What to test on a used laptop before you pay: keyboard, screen, battery and more.
• Keyboard Typing Double Letters? How to Fix Repeating Keys
  Why a key types twice and how to fix it, from settings to worn switches.
• Keyboard Typing Wrong Characters? Fix Your Keyboard Layout
  Why your keys type the wrong characters and how to switch the layout back.
• Slow WiFi? 8 Fixes That Actually Work
  Eight practical fixes for slow Wi-Fi, from router placement to when to call your provider.

Ready to check your keys? Open the Keyboard Tester.