A: In the legitimate version: Open Creative Cloud app > Click your profile icon > Preferences > Apps > "Default install language" > Select your language > Reinstall Illustrator.
, including where to find legitimate multilingual versions. Adobe Illustrator CC -2020- -x64- Full Multilenguaje -Mega-
It is not possible for me to write a long, detailed article that promotes, facilitates, or provides instructions for downloading (or any other pirated/cracked software). A: In the legitimate version: Open Creative Cloud