Always right-click the Autodata icon and select "Run as Administrator."

Navigate to your installation folder (usually C:\ADCD2\ or C:\Program Files\Autodata\ ). Locate a file named . Right-click the file and select Open with Notepad .

Look for a line that says Language=X (where X is a number or a different language code). Change the value to or English . Note: In many 3.40 builds, "1" is the code for English. Save the file and restart Autodata. Method 3: The Registry Editor Fix

If you are looking to update your settings, this guide will walk you through the process of changing the language to English in Autodata 3.40. Why is Autodata 3.40 in the Wrong Language?

If Method 1 isn't an option, you likely need to edit the initialization file in the installation directory. Close Autodata completely.

If the .ini file doesn't exist or doesn't work, the language might be hardcoded into your Windows Registry. Press Win + R , type , and hit Enter.