Since Windows 7 was preinstalled by HP, it is recommended contact HP Support directly to confirm if there is any recovery disk available. Also, you can refer to this HP article to reinstall Windows 7: Please Note: Since the web site is not hosted by Microsoft, the link may change without notice. Microsoft does not guarantee the accuracy of this information.

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Hope this helps. Regards, Linda Please remember to click “Mark as Answer” on the post that helps you, and to click “Unmark as Answer” if a marked post does not actually answer your question.

This can be beneficial to other community members reading the thread. Micrsoft requires that some means of recovering the operating system be included with every Windows PC. One cheap way is to include a 'recovery partition'. That can restore the PC to its original state, as shipped form the factory. (Warning: all data and programs that weren't part of the factory install will be lost.) This is a hidden partition on the hard drive. You may be able to invoke that by pressing the F11 hotkey while the machine is starting up. On my HP/Compaq laptop, purchased a bit less than two years ago (with Vista), there was a utility to burn DVDs that served the same purpose.