give it a go by running the batch file below you need to do a bunch of updates until it shows up but you will know when your getting close the first update will be named Vista SP2 Servicing Stack Update Build 16497 for x64 (KB955430) the second update will be SP2 itself weighing in at around 400mb the official title of that according to my update log is Vista SP2 Build 16497 for x64 (KB948465) its pretty stable and adds support for like blue tooth bluray for WMP and some other stuff here is a list very short though Windows Vista SP2 adds Windows Search 4.0 for faster and improved relevancy in searches. Windows Vista SP2 contains the Bluetooth 2.1 Feature Pack supporting the most recent specification for Bluetooth Technology. Ability to record data on to Blu-Ray media natively in Windows Vista. Adds Windows Connect Now (WCN) to simplify Wi-Fi Configuration. Windows Vista SP2 enables the exFAT file system to support UTC timestamps, which allows correct file synchronization across time zones.