How to enable dark mode in Proton Mail

In Proton Mail Version 4.0(new window) (beta) you can change your theme from default mode to dark mode. This version is available to all Proton Mail users, including those with a free account.

Follow the steps below to enable dark mode in Proton Mail.

1. Log in to your Proton account at mail.proton.me(new window) and go to Settings → Appearance.

2. Scroll down to “Themes” and select “Dark mode”. Your theme will update automatically.