Install on Firefox
Last updated: Aug 5, 2026
Install DNDShield on Firefox.
Install on Firefox
DNDShield installs from addons.mozilla.org (AMO), Firefox's official add-ons store.
- Open the DNDShield download page and choose Firefox.
- Click Add to Firefox, then confirm the permissions.
- Pin the shield icon to your toolbar from the extensions (jigsaw) menu.
- Open the icon and confirm protection is On (green).
Requires Firefox 140 or newer. See Getting Started for what to do next.