Windows system changed and can't open any files saved to an added hard-drive

Windows system changed and can't open any files saved to an added hard-drive

My computer was not working asks for new disk when do scheduled backup when seems could use last one properly and i went from windows xp Fltmc Exe to windows 7.
The technician installed another hard bchelper exe sqlite3 dll drive (e) and put all of my existing documents, photos and music on that drive.
I got the computer home, went to the (e) drive my wireless internet connection does not show my name anymore so it is unsecured how do I reprogram to make it secure and clicked
on Defrag Exe Vista a file that he moved.
When I clicked on it, it said that the file Cvtres exe Crashing was empty.
I clicked on others and some said user not ati graphics card drivers authorized as well 1 Cannot access Windows messenger hotmail error 80048820 2 I also do not have access to Internet explorer as other errors.
What could be the problem?

Keys to the Problem Windows system changed and can't open any 2 Windows 8 Blue Screens in just 5 minutes files saved to an added hard-drive

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