This is why it is usually done.
A new way to crack or bypass Windows Vista activation is by installing OEM version of Vista on your PC. However, Windows Vista OEM activation needs a new table named SLIC in ACPI module of computer BIOS, and new values in RSTD table, as part of SLP 2.0 (System-Locked Preinstallation). If your motherboard or BIOS ACPI module does not contains the SLIC table, you will need to modify or patch the BIOS to add in the table , plus set a correct OEM ID and OEM Table ID that match the corresponding OEM digital certificate. After modification, you can install Windows Vista with OEM product key and has Windows Vista activated instantly without the need to activate online, as if your Vista system is OEM version that comes preinstalled in branded computer such as HP, Dell, Lenovo, Acer and etc.
"Didn't post the link on purpose*
