Step 1
Tap on the hamburger icon at the top right of the home screen.
Step 2
Tap "Contacts" to view your contact list.
Step 3
Tap on the contact you want to edit.
Step 4
Tap on the kebab icon on the top right of the screen. A pop up will appear from the bottom of the screen. Tap "Edit".
Step 5
Make the changes to the contact, and tap "Save".