On Craftsy.com (scroll down for Craftsy Unlimited)
You can head to your account’s Personal Information section under your Account Settings to edit your personal account details. (You can't update this information in the Android or iOS app.)
How Do I Find My Personal Information Section?
Click on your photo icon in the top right corner of Craftsy.com
Select “Personal Information”
Click the “Edit” link on the right side of the screen next to Display Name, Email Address, or Password
Be sure to click "Save"!
If you update something on your account, like your photo or display name, you may need to refresh your browser/mobile app to see it take effect everywhere, or try logging out and back in.
On Craftsy Unlimited:
To access your Personal Information or Subscription Management Settings, simply click on the gear icon in the top right corner.