Clear the content of the directory under C:\users\your_username\Appdata\local\temp. Below are the steps you need to perform:ġ. Per our Sunset Policy,, we have stopped making feature enhancements to version 12 once we released version 13. You can find out more about these fixes here: Īlternatively, you can upgrade to the latest build of Nitro Pro 12. In addition to that and many other feature improvements, version 13 also contains some important security vulnerabilities fixes that you might want to consider when deciding whether to upgrade to it or not.
To upgrade to Nitro Pro 13, please visit our Upgrade page
We recommend to upgrade to our latest version, V13, which comes with significant stability and security improvements, as well as many feature enhancements, in particular in conversion and OCR functions. Please note that we no longer support Nitro Pro 11 and its activation servers have been shut down. Thank you for reaching out to us through our Community Forums!