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Keyboard Key Test Tool

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Please press a key on the keyboard to start testing
※ Tip: When testing the numeric keys on the keyboard, please ensure that the "Num Lock" is turned on.
Tool Introduction

Online Keyboard Tester is a practical web-based tool for checking whether each key on your keyboard works properly. Simply press any key to see it highlighted on the virtual keyboard in real time, helping you quickly detect malfunctioning or delayed keys.

  • Core Features: Real-time keypress detection with visual key highlighting.
  • Supported Layouts: Includes main keys, function keys (F1–F12), arrow keys, and numeric keypad.
  • Usage Tip: Ensure Num Lock is enabled when testing the numeric keypad.
  • Best For: Keyboard troubleshooting, input delay testing, and educational demonstrations.

No installation required — just open the page and start testing. Perfect for users, technicians, and educators who need accurate keyboard diagnostics.

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