Check the listing for details. Recovery Disks Dell Dimension E520 Series Desktop Win XP MCE 2DVD. Condition: Brand New. Listed at 21.36 USD. Up for purchase is a custom made and designed recovery DVD set for use on Dell Computers. These are made specifically for the following: Dell Dimension E520 Series Desktops with Windows XP Media Center Edition 32Bit Models covered by this Recovery set include : Dimension E520 This Recovery Set is used to recover/repair if you had an issue with a malfunctioning or replacement HDD, a virus, accidental deletion of critical files...etc Everything will be wiped and you will be starting fresh. Your HDD will be reformatted and viruses, corrupted/damaged files...etc will be gone. Any software/apps/programs/files etc that you upgraded, purchased, registered, installed, downloaded..etc will all have to be re-installed. Brief instructions will be included or a link to download the instructions will be provided upon request. Free Shipping via First Class USPS Mail takes 2-5 business days to arrive once shipped. We ship all orders within 3 Business Days of payment. Your activated Windows 7 / Windows 8 / Windows 8.1 Machine is eligible for the FREE Upgrade to Windows 10 direct from Microsoft. Once you have used your recovery media to put the original OS back on, you can choose to upgrade to the newest Microsoft Windows 10 OS at no charge. We can include a full copy of Windows 10 (no product code is needed or included for the upgrade offer), simply run the Windows 10 setup from within your Activated Windows 7 / 8 / 8.1 Operating System and enjoy the newest OS on the market. Choose whether to receive your Windows 10 copy on DVD, USB, or both from the Drop Down selection above.