Your custom Secure Boot keys will be not sure I understand your last comment about just running the sp*.exe on a Windows computer. If so, you might want to disable it again. This key combination should cause a BIOS firmware recovery using the files you copied.Īlso note that updating will re-enable Secure Boot if had it disabled. s12 file to /efi/EFI/Hewlett-Packard/BIOS/Current or /efi/EFI/HP/BIOS/Current, and press Win-B while the PC is booting up. Sometimes this may not work, and the BIOS Management option does not show up. If you have enabled Secure Boot with custom keys, you will first need to sign the HP-specific. Navigate to BIOS Management > Update BIOS. You should be presented a menu and there should a menu entry named BIOS Management. Now, you can actually complete the update.īoot into firmware settings and press F2 to enter HP Hardware Diagnostics. # cp -r sp142721/field/ /efi/EFI/HP/BIOS/NewĪt this point you should have the needed HP-specific files and the BIOS update installed in the ESP. $ wine sp112853.exe /s /e /f sp112853Ĭopy the HP-specific files to the the ESP. You can get the URL to the latest executable from HP's website. You cannot simply extract the executable using 7-zip because the executable needs to do some file generation.ĭownload the executable.
HP's installer only runs on Windows, but it is possible to extract it by running the self-extracting executable on Wine. We can simply extract this installer and copy the needed files to the ESP This installer contains the needed files. We can obtain the HP-specific files using HP's HP PC Hardware Diagnostics 4-IN-1 USB KEY installer. If you have these files you could skip Install HP-specific files. These files typically come preinstalled in HP Windows PCs. The HP-specific files are located in /efi/EFI/HP or /efi/EFI/Hewlet-Packard. You can replace that with the mount point your system uses. This article assumes that the ESP is mounted on /efi and that the /efi/EFI directory exists. Whithin you should also find a EFI directory, e.g. On a Linux system, the ESP is typically mounted on /boot/efi or /efi. To update the BIOS/UEFI firmware requires HP-specific files in the EFI System Partition, also referred to as ESP. Instructions to Update the BIOS/UEFI for an HP Laptop on Linux
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