Microphone Test Tool
Click “Start Test” to check your microphone.
How Does QATop’s Keyboard Tester Work?
The QATop Keyboard Tester helps you check if your laptop or PC keyboard is working correctly. When you press a key, the tool detects and highlights it in real time. This makes it easy to find any key that is stuck or not functioning.
- Click inside the test area above.
- Press each key on your keyboard.
- Note any key that doesn’t respond or behaves differently.
Who Can Benefit from This Tool?
Our online keyboard tester is designed for:
- Students — verifying laptops before online exams or assignments.
- Freelancers — ensuring device reliability before client work.
- Buyers/Sellers — testing refurbished or second-hand laptops.
- IT Technicians — performing quick hardware checks.
Why Use the QATop Keyboard Tester?
Whether you’re buying a used laptop, testing a refurbished device, or diagnosing hardware issues, this tool ensures your keyboard performs perfectly.
- Browser-based: Works instantly, no installation required.
- Cross-device: Compatible with Windows, macOS, Linux, and Chromebooks.
- Accurate detection: Highlights pressed keys in real-time.
- Private & secure: No data recorded — everything runs locally in your browser.
Troubleshooting: If Some Keys Don’t Work
Here’s what you can do if certain keys aren’t detected during the test:
- Check if Num Lock, Fn Lock, or Caps Lock is active.
- Clean your keyboard gently using compressed air or a soft brush.
- Try connecting an external keyboard to verify if it’s a hardware issue.
- Restart your computer and test again in a different browser.
Frequently Asked Questions
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Can I test my laptop keyboard online?
Yes. QATop lets you test your keyboard directly from your web browser, without downloading or installing anything.
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Is it safe to use this keyboard tester?
Completely. All tests run locally on your device — QATop does not collect or store any keystrokes or data.
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Does it work for Mac and Windows?
Yes. QATop Keyboard Tester supports macOS, Windows, Linux, and Chromebook devices.
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Can I test my mobile or tablet keyboard?
Yes. It works on mobile browsers, allowing you to check your on-screen keyboard response.
Explore More QATop Tools
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Monitor battery status, health percentage, and charging diagnostics in real time.
Validate touch responsiveness and calibration on touchscreen-enabled devices.