The latest versions of iOS, starting with iOS 14, let you change the default email client.
This article describes how to update your default email app to ProtonMail.
First, make sure you’re using the latest version of iOS
If you are not sure which version of iOS you have on your device, go to Settings -> General -> About and look for the Software Version.
If you are not using iOS 14 or later, here’s how to update your operating system:
- Ensure your device is plugged into a power supply.
- Go to Settings -> General -> Software Update
- Tap on Download and Install.
How to change the default email app to ProtonMail in iOS 14+
- Open Settings.
- Scroll down until you see the ProtonMail app and tap it.
- Tap “Default Email App.”
iOS will now open mailto links in the ProtonMail app.