General Important note: -if your desktop was previous running Windows 10 Home or Pro.. with a genuine license, You need to replace new Hard drive disk (HDD) with the same version of Windows 10, so no Windows key code needed. For Example, if it did run W10 Home then will replace other HDD with W10 Home on that desktop, you may not need to change W10 Home key code to activate again. Otherwise, your laptop need to buy Windows 10 Home Key code to activate that version of Windows 10.

-Remenber: only Windows 10 Pro key code (25 digits) to activate W10 Pro system. Similarly, Windows 10 Home key code to activate W10 Home system only

Important note for buyer:  Description: used 320GB internal SATA hard drive disk (HDD), Brand-named (Seagate, Hitachi, WD, Fujitsu, Toshiba...) with fresh installed windows 10 Pro 64 bits for HP laptop listed below:

-Elitebook 8440p 8540p  

-Probook 6440b 6540b 6450b 6550b

-Elitebook 8460p 8560p 2560p 8560w

-Elitebook 8470pw 8570pw 8770w

-Probook 6470b 6570b

Note: These Dell Latitude Laptop take either standard 9.5mm height internal Hard drive or 7.0mm, but our internal Hard drive sold in a form of Standard hard drive (9.5mm in height).Hard drive dimension: 9.5(H)x70(W)x100(D)

-This internal laptop hard drive, plug -and -play.

-Windows 10 Activation key is required. It is not included. You can buy COA key cheaper on ebay,

-This hard drive also have Office 2013 Pro Plus activated.

-After inserting Hard drive to your laptop, Windows 10 Pro will boot up and install most drivers, maybe need reboot to install the rest drivers.

For this model laptop, you need upgrade RAM at least 3GB to run 64 bits version.

This Hard drive used to replace broken hard drive, failing hard drive with your current laptop

No Caddy included as picture shown, No accessories included

If my 320GB hard drive installed Windows 10 Pro 64 bit not working, let us know and we will help you via email. You could return it back to us and get full refund.

Thank for buying our hard drive.