This info is contained in an outlook data file, by default named
outlook.pst.
Like any other data files, eg word docs, uninstalling the app doesnt touch
the data files.
That been said a backup of data is allways wise.

PS If you are having a problem with outlook, uninstalling rarely cures an
issue

"toubibfrancais" wrote in message
...
could somebody clearly explain to this dummie (me) how to uninstall and
reinstall Office 2007 while keeping all information in the apporintment
calender and conctacts.

OK, OK I'm computer semi-illiterate