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: Selling 2.5" Laptop Hard drive- 160 GB standard 9.5mm thick installed Windows 10 Professional 64 bits for specific HP Laptop model below:

- HP Elitebook 8440p

- HP Elitebook 8540p

- HP Probook 6440b

- HP Probook 6450b

- HP Probook 6550b

-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 160GB 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.