---
title: Open the developer console
slug: experimentation-strategy/docs/WgGT-open-the-developer-console
docTags: 
createdAt: 2026-08-05T20:33:23.916Z
---

- Optimizely Feature Experimentation
- Optimizely Full Stack (Legacy)
- Optimizely Web Experimentation
- Optimizely Performance Edge
- Optimizely Personalization

The developer console helps you debug and troubleshoot live (published) experiments and campaigns. 

## Google Chrome

To open the console in Chrome, do one of the following tasks:

- Right-click any page element and select **Inspect Element**. Click the **Console **tab.
- Using one of the following keyboard shortcut, open **Developer Tools** and bring focus to the console:
  - **Windows** – Ctrl + Shift + J
  - **Mac** – Cmd + Opt +J

See the documentation on the [console in the Chrome Devtools](https://developers.google.com/web/tools/chrome-devtools/console/) documentation.

![console.gif](https://api.archbee.com/api/optimize/BrbvVORKJ5iIeSMZye5kI/fX6r52vj-UtCWhW7_inrs-20260720-150139.gif)

## Mozilla Firefox

To open the console in Firefox, use the following keyboard shortcuts:

- **Mac** – Cmd + Opt + S
- **Windows **– Cmd + Opt + S

See also [console in Firefox](https://developer.mozilla.org/en-US/docs/Tools/Web_Console).

![firefox.gif](https://api.archbee.com/api/optimize/BrbvVORKJ5iIeSMZye5kI/JJ6_AF_rZgBJvXtNwkK0N-20260720-150139.gif)