---
title: "Chrome extension \"onclick\" event is not triggering an \"alert\" popup"  
description: "Chrome extension \"onclick\" event is not triggering an \"alert\" popup"  
author: "Steilla Mitchel"  
published: 2023-07-21  
updated: 2023-07-21  
canonical: https://www.mindstick.com/forum/159192/chrome-extension-onclick-event-is-not-triggering-an-alert-popup  
category: "javascript"  
tags: ["javascript", "chrome seo extension"]  
reading_time: 2 minutes  

---

# Chrome extension "onclick" event is not triggering an "alert" popup

[Chrome extension](https://www.mindstick.com/forum/159190/how-to-create-chrome-extension-using-javascript) "[onclick](https://www.mindstick.com/forum/12718/onclick-for-hyperlink)" [event](https://www.mindstick.com/articles/167719/marquee-hire-benefits-of-event-lighting-hire-london) is not triggering an "[alert](https://answers.mindstick.com/qa/30927/what-is-an-alert)" [popup](https://www.mindstick.com/blog/11734/how-to-create-advanced-popup-or-banners-with-news-images-discounts-in-magento2)

## Replies

### Reply by Aryan Kumar

There are a few reasons why your [Chrome](https://www.mindstick.com/blog/303260/discover-google-s-latest-ip-protection-privacy-test-feature-in-chrome) [extension](https://www.mindstick.com/articles/22/extension-method) one-click event might not be triggering an alert popup.

- **The one-click event is not registered.** Make sure that you have registered the one-click event in your extension's manifest file. You can find the manifest file in the `manifest.json` file in your extension's directory.

```plaintext
{
  "manifest_version": 2,
  "name": "My Extension",
  "version": "1.0",
  "description": "This extension does something cool.",
  "content_scripts": [
    {
      "matches": ["http://*/*"],
      "js": ["contentscript.js"]
    }
  ],
  "permissions": ["tabs"],
  "browser_action": {
    "default_popup": "popup.html"
  },
  "events": {
    "my-click-event": {
      "listener": "myClickEventListener"
    }
  }
}
```

- **The one-click event listener is not implemented.** Make sure that you have implemented the one-click event listener in your extension's JavaScript code. The one-click event listener is the function that will be called when the one-click event is triggered.

```plaintext
function myClickEventListener() {
  // Do something when the one-click event is triggered.
  alert("You clicked the button!");
}
```

- **The one-click event is not being triggered.** Make sure that you are triggering the one-click event in your extension's HTML code. The one-click event is triggered when the user clicks on the button that you have created for your extension.

```plaintext
<button onclick="myExtension.onClick()">Click Me!</button>
```

If you are still having trouble with your one-click event, you can try the following:

- **Check your manifest file.** Make sure that the one-click event is registered in your manifest file and that the one-click event listener is implemented in your JavaScript code.
- **Check your JavaScript code.** Make sure that the one-click event listener is being called when the user clicks on the button.
- **Reinstall your extension.** If you have made changes to your extension, you may need to reinstall it in order for the changes to take effect.


---

Original Source: https://www.mindstick.com/forum/159192/chrome-extension-onclick-event-is-not-triggering-an-alert-popup

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