Test Keyboard keys.
Keyboard Tester Extension
Test Your Keyboard keys with Keyboard tester and find the key that making problem in your keyboard. You can find your incorrect operation of any key with the help of keyboard tester.
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Source Manifest.json
{"update_url": "https://clients2.google.com/service/update2/crx", "action": { "default_icon": "icon_128.png", "default_title": "Keyboard Tester" }, "description": "Test Keyboard keys.", "icons": { "128": "icon_128.png" }, "background": { "service_worker": "background.js" }, "name": "Keyboard Tester", "version": "1.2", "manifest_version": 3}
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