You can change your name by following the steps below;
- Tap on the profile image at the top left corner of the home screen.
- Tap on the "Edit" button next to your profile photo.
- Tap on your name to write a new name.
- Rewrite your name to confirm.
Important Note: You can change your name only once after creating it. It won't be possible to change your name again once you've changed it.