Click . When you reopen Nitro PDF Pro, it will launch in the specific language you assigned. Method 3: Changing the Language in Nitro Web / Nitro Sign
Under the "Language" dropdown menu, choose your preferred language (e.g., English, French, German, Spanish, etc.).
For the best experience and access to the simple in-app language switcher, it is highly recommended to upgrade to the latest version of Nitro PDF Pro. how to change language in nitro pdf new
Note: If these settings are unavailable, you may be on an older version that requires you to reinstall the software using the specific language installer for your preferred language. Setting the Document Reading Language
If you followed the steps above and your preferred language doesn't appear in the dropdown menu, it is likely because of the . Nitro offers two main installers: For the best experience and access to the
Step-by-Step: Changing the Interface Language in New Nitro PDF Versions
Try using just the language code without the country: fr , es , de , it . Some new builds of Nitro prefer the short code. Nitro offers two main installers: Step-by-Step: Changing the
If the "Options" menu didn't work, the most reliable way to change the language in the is through the Windows Registry Editor . This works for Nitro Pro 13, 14, and the new 2025/2026 builds.
In newer versions of Nitro PDF Pro (starting from build 13.70.2.40), you can change the application interface language directly within the settings. Change Interface Language
Before updating your settings, keep these two essential requirements in mind:
Save your document by pressing (or going to File > Save ) to lock in your changes.