How to disable your microphone in Firefox
Interactive walkthrough — 5 steps. Click through at your own pace.
Simplified simulation — your app may show more buttons.
1
Click the menu button (☰) in the top-right corner of Firefox.
Steps in text
- Click the menu button (☰) in the top-right corner of Firefox.
- Click Settings.
- Click Permissions and data in the left sidebar, then Settings… next to Microphone.
- Set the site's Status to Block.
- The site can no longer use your microphone.