Proton Mail Latest Download for Mac

Click the button “Start the Download” on the Fileion page — this will download the official Proton Mail Bridge .dmg file.

Once the download finishes, open the .dmg file from your Downloads folder.

In the window that appears, drag the Proton Mail Bridge icon into the Applications folder.

Open Applications and launch Proton Mail Bridge.

macOS may show a security prompt — click Open to continue.

Sign in with your Proton Mail account to sync encryption keys and set up secure email routing.

Follow the simple instructions to connect Bridge with your preferred macOS email client (Apple Mail, Outlook, Thunderbird).

You're ready — Proton Mail messages now sync securely through your Mac’s native email apps.