What office? Microsoft Office, if so what version? Libre Office, there are also different versions. In general, these office packages are available in the Polish language version and there is no need for their additional Polonization. The exception may be Libre Office in Linux, where sometimes you need to install appropriate packages to make the Polish menu, dictionaries or thesaurus available.
Microsoft Office 2016, in addition, I am convinced that on this computer it was installed in the eng version and then polonized, however, office add-ons are still in eng
