Whatsapp friends profile image not showing
From WhatsApp FAQ:


  If you cannot see someone else’s last seen, profile photo, or status, this is likely caused by one of the following:
  
  
  This person has changed their privacy settings to “Nobody”.
  This person has changed their privacy settings to “My Contacts” and you are not saved as a contact in their phone. Please make sure your contact has saved your number in their phone book in order to see their information.
  You have changed your last seen privacy settings to “Nobody”.
  You are blocked by this person.
  There is a temporary network issue.
  They do not have a profile photo set.