How to use custom domains for your aliases

To further customize your email aliases, you can use your personal domains in Proton Pass. Up to 10 custom domains can be added.

Please note that this feature is only available if you have a Proton Pass Plus, Proton Pass Family, Proton Pass Unlimited, or Proton Pass Business Suite subscription.

1. To add a custom domain, select Settings ⚙ → Aliases

2. Select Add custom domain

3. Enter your domain and select Create

4. Once you’ve added additional domains, you can select a new custom domain for your aliases