KDE cannot add my printer

It all started with a new matte photo paper. I wanted to test it using Ansel , as it is my current photo editing software. After selecting my demo image, I headed to its Printer atelier but there was no preview of the photo. After realising that the printer was off, I tried again but Ansel was still unable to detect it. My first idea was to add it to KDE. New problem: KDE printer settings were…