Some basic Q’s and A’s about Vista OS.

The following Qs are the common ones most users want to know:
Q: After I installed the Windows Vista upgrade (Ultimate Edition) I could no longer use iTunes nor access my songs. What's the deal? Surely Microsoft isn't so stupid as to make it incompatible with iTunes.
Q: How can I tell if my antivirus software is still working after the Vista upgrade?
Q: Which version of Vista is the right one to get?
Q: What is the best way to upgrade my graphics card?
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