I have no idea. I have had 2 hard drive replacements in the past. The 2nd time they told me I might have a defective machine but I had a paper to write than nig

I have no idea. I have had 2 hard drive replacements in the past. The 2nd time they told me I might have a defective machine but I had a paper to write than night and they could only give me a hard drive so that I could have the laptop back. It's almost a 3 year old machine.