Here, we look at the best online tools to test your keyboard for ghosting and find problematic combinations.

1.Keyboard Test

Keyboard Test is an online keyboard testing utility.

We like this tool due to its aesthetic and cleaner user interface.

Keyboard with changeable keys on white desk

To test the keyboard, press any or all the keys on your keyboard.

The blue highlight shows the pressed keys and turns white to confirm the keyboard’s serviceability.

It can also support key combos todetect keyboard ghosting.

keyboard test space

The virtual keyboard has a full-sized keyboard layout.

However, it should work irrespective of the form factor and layout of your keyboard.

2.Keyboard Checker

Keyboard Checker is a free and more basic online keyboard tester app.

keyboard checker

On the home screen, you could view a virtual keyboard that supports almost all keyboards.

To test the keyboard, press all the keys on your keyboard one by one.

If the keys on the virtual keyboard turn green, it means the key is working.

online mic test

The virtual keyboard layout is split into a full-sized and a mini keyboard layout.

Press multiple keys simultaneously to test the keyboard for ghosting.

3.Online Mic Test

Online Mic Test is a multi-machine testing website.

keyboard tester io

The virtual keyboard uses a full-sized keyboard layout (BS 4822).

Similar to other online tools, the pressed key is highlighted in orange and stays blue to indicate serviceability.

4.KeyboardTester.IO

KeyboardTest.IO is useful if you better test your keyboard with a writing test.

keyboard test online

It features a full-sized keyboard layout and highlights working keys in green.

5.Keyboard Test Online

Keyboard Test Online is similar to Keyboard Checker in many ways.

The virtual keyboard highlights pressed keys in faded blue and working keys in dark blue.

The optional Play Sound feature lets you enable typing sound for the virtual keyboard.

Cleaning your keyboard switches for debris and dust can fix issues with individual keyboard keys and multiple-letter typing problems.

Additionally, revamp your keyboard driver to fix incompatibility issues.

you could download the necessary drivers from machine Manager or the manufacturer’s website.

Or if all else fails, you might need to purchase a replacement.