Earlier quoted context omitted.
It sounds like the problem stems from the 2 things: 1.) the media you installed from was not legit 2.) Windows gives you notices that it needs to be activated, which you ignored. You won't be able to fix that without reinstalling or using a crack. The phone activation will work but you need to change product key. There is an article of Microsoft support site on how to do that actaully. However, it's a problem with yo…
I currently have this problem with a Windows 7 machine I bought from eBay. I can't activate it and I have a black desktop (sorta annoying) and two or three different things that pop up periodically to yell at me (incredibly annoyingly, especially the one that makes an obnoxious error noise). This situation is definitely my fault - there are a few possibilities for where I went wrong: 1) maybe the guy I bought it from…
I think your machine has to have a Windows sticker with the key if it shipped with an OEM license.