Ingrid Mager Renault wrote: > I have not been able to put 9.1 or 9.2 on my MDD866. Is that to be > expected? According to the Mac OS compatibility chart: <http://support.apple.com/kb/HT1835> the MDD can only run 9.2.2, and only the version that was shipped with the system (i.e., a retail version will probably not work). Eric S.