On Windows 10, just upgraded to PDF Tools V6 which included upgraded Printer Driver V6. I noted after install the old version of the software was there, so uninstalled it. Every time I try to print I get message - Windows can't print due to a problem with the printer setup. Driver properties says co...

We just implemented digital signatures in our company, where we need multiple signatures from parties in different locations. We have exchanged self-signed certificates and placed in Trusted Certificates store. However we have noticed in PDF-XChange, that when we validate signatures, they are identi...

We want to use the certify option when digitally signing documents by multiple people, circulated by email. To disallow changes except adding subsequent digital signatures. However, when we selected "Certify Visible", even if we change permissions to "Allow form fill-in, Signing and C...