Precision Flight Serial CAT II and Microsoft Flight Simulator 9 (2004) - Manual (Page 6)

CAT 2 System and FS2004 Set Up Guide 6 | P a g e
7. Now click on Install.
8. For most users, you will click on Cancel here. If you purchased
FSUIPC and/or WideFS previously, please refer to the instructions
that you have received.
9. Now click on OK.
10. Now click on OK then Finish.