While it runs on older versions of Windows, you may encounter "Print to PDF" driver issues on Windows 11.
: Official technical support from Nitro is generally unavailable for version 6. nitropdfprofessional64bit62110 upd
: The 64-bit version handles larger PDFs (1,000+ pages or files over 500 MB) more gracefully than its 32-bit counterpart. The 62110 upd specifically addressed a memory leak in earlier 64-bit builds. While it runs on older versions of Windows,
Uninstall version 6.2.1.10 and download the latest free trial or purchase the current Nitro PDF Pro from the official website. Do not search for “update files” from third-party sites, as those may contain malware. as those may contain malware.