Delete the corrupted .exe file from your downloads folder. Clear your browser cache or try using a different web browser to download the language pack again from the Autodesk Account Portal. Language Pack Fails to Extract
AutoCAD 2023 allows you to maintain multiple language packs simultaneously on a single machine. You can easily switch between them by configuring the target string in your shortcut properties.
Open your web browser and navigate to the official (autodesk.com). Sign in with your Autodesk credentials.