Username: is available or aleardy taken again, character limit is 21.
Twitter: Username your profile (Example: bbb at link is https://twitter.com/bbb) (15 character limit)
Blog: Add up to 5 blogs a time. Check follow this domain is name.blogspot.com.
Profile Picture: Add the image up to 128 KB.
WhatsApp: This whatsapp user (Example: 5585999025712 instead is https://wa.me/5585999025712)