Well i download quite a lot of stuff but for the past week anytime i download a large file the download either freezes or sometime the computer just shuts down without any warnig when that happens i switch it off by the back the back on and straight away i can start it up again but i dont know why its HAPPENING i'm not doing anything DIFFERENT to what i have been doing for a couple of years.  please can anyone help.Is your computer clean?

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http://www.pandasoftware.com/products/spyxposer/com/spyxposer_principal.htmwell i have mcafee on the computer and it tells me all is clear but i'll give it a go with the online which you recomendwell i found spyware on the computer using the online service which you said but i had to use another program to DELETE the spyware it found ...but after all that the problem still exists...anymore help would be gratefully ACCEPTED..  THANKS up front.. Quote

Well i download quite a lot of stuff but for the past week anytime i download a large file the download either freezes or sometime the computer just shuts down without any warnig