If you want to use ProtonMail and Gmail together, this article will help you to know how to do it.ProtonMail is an end-to-end encrypted email service. ProtonMail uses client-side encryption to safeguard email messages and user information before forwarding them from ProtonMail servers, unlike other common email providers like Gmail.Let's get started with the steps to forward your Gmail messages to ProtonMail.
This setup will help you to forward the emails automatically when you receive them in the future.
Once the Gmail account is set up with ProtonMail, you have to transfer your contacts.
ProtonMail gives each contact safe and private space by creating an encrypted contact list in just two steps.
Step 1: Export your Gmail contacts to a CSV
Step 2: Import the CSV to ProtonMail
This is how you can use ProtonMail with Gmail.