Adobe Illustrator — Language Pack Download 'link'

For team environments, Adobe recommends each user installs their preferred language version through their own Creative Cloud account. There’s no centralized language server or pack to deploy across a company network.

Launch the Adobe Creative Cloud app on your computer. adobe illustrator language pack download

This is the only 100% functional and secure method to change the language environment of Adobe Illustrator. For team environments, Adobe recommends each user installs

When you download Adobe Illustrator via the Creative Cloud desktop app, the default behavior is to install the language matching your operating system. However, the installer actually contains the localization files for over 20 languages (English, Japanese, French, German, Spanish, etc.). For team environments

This is the only safe and recommended method to change the language.