Download any version of UEFI for a specic product
1. Go to http://www.hp.com/support, and then select your country. The HP Support page is displayed.
2. Select Software and Drivers.
3. Use the categories listed to nd your product.
– or –
Select Find Now to let HP automatically detect your product.
4. Select your tablet, and then select your operating system.
5. In the Diagnostic section,  follow the on-screen instructions to select and download the UEFI version 
you want.
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device 71