| 1 | # The Firefox extension |
| 2 | |
| 3 | The source code for this extension has moved to `shells/webextension`. |
| 4 | |
| 5 | Modify the source code there and then rebuild this extension by running `node build` from this directory or `yarn run build:firefox` from the root directory. |
| 6 | |
| 7 | ## Testing in Firefox |
| 8 | |
| 9 | 1. Build the extension: `node build` |
| 10 | 1. Follow the on-screen instructions. |
| 11 | |
| 12 | You can test upcoming releases of Firefox by downloading the Beta or Nightly build from the [Firefox releases](https://www.mozilla.org/en-US/firefox/channel/desktop/) page and then following the on-screen instructions after building. |