Try3, my intention was exactly that - make a system image before the updates get applied again, so at the moment I've disabled windows update, this evening I will install the 2 cabs and then enable...

I forgot to say that the command must be executed from the office folder, for me it's
"C:\Program Files (x86)\Microsoft Office\Office12"

Good news, outlook is again all italian !
I uninstalled 2 (!) patches with the same number (kb4011086); then I ran the command
outlook /ResetFolderNames
and this solved the problem.
I did not...

Unfortunately the solution did not work for me....I uninstalled again the patch and applied both the cab, rebooted the pc but still the folder have wrong names.
In the meantime, I've heard other...

Try3, I see, I only applied my language, this evening I'll apply the "all outlook..." cab and I'll let you know.
Thank you very much for your help !

Hello, even my outlook 2007 started to talk half italian and half portuguese (all the default folders were renamed, and some of the menu commands or description too !)).
I tried uninstalling...