If you want English but the software opens in German, locate the German folder (often 1031 or de ) and rename it to something like de_backup .
No matter the cause, the solutions below are safe for Windows 10, Windows 11, and earlier versions.
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Download from Microsoft. Set a filter for Process Name contains ACDSee . Launch ACDSee and watch which Registry keys or files it fails to read. Look for NAME NOT FOUND or ACCESS DENIED errors related to language.dll .
HKEY_LOCAL_MACHINE\SOFTWARE\ACD Systems\ACDSee\ acdsee language change fixed
The most common reason ACDSee language settings fail to change is a breakdown in communication between the software and the Windows Registry. Forcing the correct language code via the Registry Editor usually solves the problem permanently. Step-by-Step Registry Modification:
If the registry method resets itself, you can force the software's hand by altering its localized program files. This forces the application to fall back to its primary language.
If you are stuck on an older edition (e.g., ACDSee 2021 or earlier), the community found a permanent fix that does not require upgrading. Steps:
Fixing the ACDSee language usually takes less than 10 minutes. After applying your chosen method, always restart both the application and (if necessary) your computer. If you still see mixed languages (e.g., menus in English but dialogs in Chinese), repeat the language pack replacement steps and ensure all DLL files were properly overwritten. If you want English but the software opens
macOS: remove or rename ~/Library/Preferences/com.acdsystems.* or relevant ACDSee support folders.
: Go to Tools > Database > Back Up to save your photo ratings, tags, and metadata.
Download the global offline installer rather than the regional stub installer. To help narrow down the problem, tell me: What of ACDSee are you using? What language is it stuck on, and which one do you want? Did this happen after a recent software update ? Share public link
If you are stuck with a version of ACDSee Photo Studio that displays menus in the wrong language, you are not alone. Many users accidentally download an incorrect regional installer, or find that a system update forces the software to display an unwanted local dialect. This link or copies made by others cannot be deleted
Close the Registry Editor and restart your PC. Launch ACDSee, and the interface will now display in your chosen language. Method 2: Reinstalling with a Specific Language Pack
Note: Depending on your version, the folder might be named directly under ACD Systems instead of Lensphere . Look for ACDSee Pro or ACDSee Ultimate followed by your version number (e.g., 14.0 , 15.0 , or 2024 ). Step 4: Modify the Language Pack Value
: Open Settings > Apps > Installed Apps . Find ACDSee and select Uninstall .