Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Activision\Call of Duty Black Ops . Find the entry. Double-click it and change the value to English (or ENU ).
💡 If using Steam after a manual swap, do not "Verify Integrity of Game Files," as Steam may overwrite your English files with the original regional ones. cod black ops 1 english language pack download
In some cases, you might need to download a separate language pack. However, be cautious when downloading files from third-party sources, as they might contain malware. as they might contain malware.