HP LaserJet Enterprise, HP PageWide Enterprise - Configure Advanced settings using the Embedded Web Server (EWS) | HP® Customer Support
![openssl - Error message "The format of the file is invalid" when attempting to import certificate on HP printer - Server Fault openssl - Error message "The format of the file is invalid" when attempting to import certificate on HP printer - Server Fault](https://i.stack.imgur.com/bDmrk.png)
openssl - Error message "The format of the file is invalid" when attempting to import certificate on HP printer - Server Fault
![Embedded Web Server on Network page with Enable IPv4 only selected | Network tools, Web server, Ipv4 Embedded Web Server on Network page with Enable IPv4 only selected | Network tools, Web server, Ipv4](https://i.pinimg.com/736x/d6/80/d0/d680d01001f2824b0997bb01e89abfb6.jpg)