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Happ Plus for Firefox
Happ Plus is a client app, not a Firefox extension. Install the Happ app on your computer, connect with a key, and all traffic including the Firefox browser goes through a secure connection.
Guide
How to connect Happ Plus for Firefox
Install the Happ app
Get Happ for your OS (Windows, macOS or Linux).
Get a key
Open the personal account and activate access.
Add the key
Import the subscription link into the app.
Turn on the connection
Once the app is on, Firefox works through the secure connection.
Happ Plus is not an official Firefox extension. Use the Happ app — it protects all device traffic, including the browser.
Ready to connect?
Get your Happ Plus key in the personal account — 3-day free trial, no card.
Log in to accountFAQ
Frequently asked questions
Is there a Happ Plus extension for Firefox?
Happ Plus works as an app, not an extension. After connecting, all traffic including Firefox goes through the app.
How do I enable app for Firefox?
Install the Happ app, add a key and connect.
Where do I get a key?
In the personal account.
Not connecting? See Happ Plus not working. Need a key — the Keys page.