Open the Facebook app or website
Go to Settings and privacy
Select Settings
Tap Accounts Center
Select Personal details
Tap Name
Enter your new username or name
Review the change
Save the changes
If prompted, enter your password to confirm
Open the Facebook app or website
Go to Settings and privacy
Select Settings
Tap Accounts Center
Select Personal details
Tap Name
Enter your new username or name
Review the change
Save the changes
If prompted, enter your password to confirm