Parth How to 12/01/2021 1 min readHow to change the appearance on the Signal Messaging app Table of Contents ToggleOpen the Signal Messaging app on your smartphone.Tap on the ‘Profile icon‘ on the top left-hand side of the home page of the app.Now, tap on the ‘appearance‘ option from the settings menu. Tap on the ‘Profile icon‘ on the top left-hand side of the home page of the app. Now, tap on the ‘appearance‘ option from the settings menu.