Here’s a useful, concise article on changing the interface language in Archicad 26.
to maintain your custom keyboard shortcuts and palette layouts across different language versions. : If you use multiple language versions, you must apply Archicad Updates to each installation separately via the Help > Check for Updates Graphisoft technical guide on managing localized libraries after the language switch? archicad 26 change language
Alternatively, rename your existing Archicad folder before running the new installer to prevent overwriting. Important Compatibility Notes Here’s a useful, concise article on changing the