All Lenovo Windows 7, 8 and 8.1 Professional 64-bit DVD sets allow to reformat storage drive, reinstall the operating system and reset the system to the original Lenovo factory condition.  For Lenovo ThinkPad X240 or X240s, machine type 20AJ
Item including:Lenovo Windows 7 DVD set contains Operating System Recovery, Drivers and some Applications.
                            Lenovo Windows 8 DVD set contains Operating System Recovery, Drivers and some Applications and Supplement;
                            OEM Activation 3.0 Required
                            Lenovo Windows 8.1 DVD set contains Operating System Recovery, Drivers and some Applications; OEM Activation 3.0
                            Required
Domestic Shipping and Handling:
   After buyer completed payment and excluding Saturdays, Sundays and/or any public holidays and/or possibly other delivery condition, allow 24-48 hours for tracking information to update. FedEx or USPS or others doesn't always update its delivery tracking; we are not responsible for any delays that may occur during transit.
International Shipping and Handling:
   Item price or shipping cost does not include import duties, taxes, and charges. International buyer may check with your country's customs office to determine what these additional costs will be prior to bidding buying. Some countries' customs taking longer than couple weeks, we are not responsible for any delays that may occur during transit.

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