> ## Documentation Index
>
> Fetch the complete documentation index at: https://testimonial.to/guide/llms.txt
> Use this file to discover all available pages before exploring further.

# Use Two-Factor Authentication to protect your account.

> Turn on SMS two-factor authentication from Settings → Security.

Turn on two-factor authentication from **Settings** → **Security**. Testimonial texts a code when someone tries to sign in.

---

## Set up 2FA

1.  Open the [settings page](https://testimonial.to/settings) and click **Security**.
    
2.  Enter your phone number and complete the verification.
    
    ![](https://apuqtiwclzoqhluvxsdm.supabase.co/storage/v1/object/public/help-center/b6/b605658f7e743672b288a126e42d6701.png)
    

Need help? Message us in the chat widget.