In the latest versions of (v13.70 and newer), you can change the interface language directly within the application's settings. Older versions may require a complete reinstallation using a language-specific installer. Option 1: Change via Preferences (v13.70+)
A smaller file containing only one language (e.g., English only). how to change language in nitro pdf new
Select your desired language from the list. If it isn’t there, click (if available in your version) to fetch the dictionary. To Change OCR Language (For Scanned Documents): Navigate to the File menu and select Preferences . Scroll down to OCR . Under General , look for OCR Language . Nitro PDF Pro In the latest versions of (v13
If you haven't installed Nitro yet, or if you are willing to reinstall, you can force the language during installation. Uninstall your current version
If you meant document language (spell-check / OCR language):
You likely edited the wrong version folder. If you have Nitro Pro 14 but edited "13.0", it won't work. Also, ensure you closed Nitro completely before editing the registry. Try restarting your computer.