I should have returned when I first got it!  The  return label was already created!The nice people in tech support helped me with and it started functioning properly.That was warning ⚠️ and dumb butt  ignored it!The product on the left is a knockoff Apple 🍎…No serial number what I was sold.The product on the right is an Apple Computer…they always have a serial number.You get a 90 warranty from the seller and it worked until  7/5 this refurbished piece of ….Help me Lort I can’t say what I want to say!  White horizontal lines start appearing in the screen at  intervals…very annoying.Well it worked for approximately 4 1/2 months 😳Thank goodness, I purchased a warranty.Now this is the juicy part….sent it to Asurion to be repaired (per my warranty ) and it was return  with a note saying it was not covered by the warranty…..What da hell?After talking to David in tech support he assured me it was covered and now I sending it back…for the second time.ps…I’m purchasing me a new computer for Apple 🍎