ah, this may be because windows thinks, your copy of windows is not genuine or you never put in the code for it.
what happens is that. it will load, and then it will not let you in, or count down and shut down. it may give you an option to register windows. but this is after you missed the windows sign in with genuine , deadline, like it gives you 30 days, and then its to 0 days, so then it does that, and shuts down.
thats one possibility. and there is an option at the start to choose your OS boot./ I have several so i choose the other one that goes into windows. and one is not registered so that ones does that and shuts down
Windows_95_XP :
To what extent does the screen pop up? Does it go to the desktop, login screen, or something else? If...