Note: Make sure you are using either Google Chrome or Firefox during the installation process.
Create your email signature on NEWOLDSTAMP.com and follow these simple steps to install it in ProtonMail.
After you finish creating your email signature, click “Save and Install” button under the signature preview:
Or if you saved your signature priorly, hover over your signature on the dashboard and click “Use” button. Choose the way to install the signature in the pop-up window:
Select option “Other” in the list of the email clients:
Scroll down the Signature Previewand Click the “Copy and Proceed” button:
Go to your ProtonMail.com and in the upper right corner click “Settings” and in your Account tab the “Signature” part will appear:
Paste your signature into the box (Ctrl+V or Command+V). Click Save:
Congratulations! Now you will see your new email signature in every email you send with ProtonMail.