Hi i have a laptop HP Pavilion Ze4500 it is coming up with operating system not found? I know nothing about computers and this just happened one day. Any one who can help i would really appreciate it, My friend tried to change the hard drive and it made no difference help me please.............. Cheers Andrea
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If you have changed the hard drive, you have to install your OS again - otherwise you might be able to repair the old one.
Since you didn't write what Operating system you had, I can't guide you any further than, boot from your original OS install disk, and …
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