ProtonMail offers two different views for your inbox, you can easily change between the two. The two views offer the same core functionality and are offered as a way for users to customize the experience they desire most.
- Column View, displays the contents of your email next to the inbox list of messages.
- Row View, displays the inbox list of messages. Message contents opens in a new window when a message is selected.
You can change between the two different views by selecting Settings in the upper right hand corner of your screen. Once in Settings, navigate to the Appearance tab where you will find an option to change between Column View and Row view.