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Printer tracking dots. Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code ( MIC ), is a digital watermark which many color laser printers and copiers produce on every printed page that identifies the specific device that was used to print the document.
HP ePrint via Email is a feature that most HP printers and MFPs use. HP ePrint enables printing documents attached to email messages sent to the device. The HP ePrint-capable printer or MFP must be registered to an HP ePrint cloud service called HP ePrint Center, which assigns a unique email address to the printer or MFP.
Hewlett-Packard uses a similar concept in its HP-UX operating system and its Printer Command Language (PCL) protocol for printers (either for HP printers or not). The terminology, however, is different: What others call a character set , HP calls a symbol set , and what IBM or Microsoft call a code page , HP calls a symbol set code .
Printer Command Language, more commonly referred to as PCL, is a page description language (PDL) developed by Hewlett-Packard as a printer protocol and has become a de facto industry standard. Originally developed for early inkjet printers in 1984, PCL has been released in varying levels for thermal , matrix , and page printers.
Print emails, attachments, and websites. Save a hard copy of important emails, email attachments, and websites by printing them. When you print an email, only the text will show. Attachments, such as pictures or documents, need to be downloaded and printed separately. Print an email
A video showing an inkjet printer while printing a page. In computing, a printer is a peripheral machine which makes a durable representation of graphics or text, usually on paper. [1] While most output is human-readable, bar code printers are an example of an expanded use for printers. [2]
Advanced Function Presentation ( AFP) is a presentation architecture and family of associated printer software and hardware that provides for document and information presentation independent of specific applications and devices. Using AFP, users can control formatting, the form of paper output, whether a document is to be printed or viewed ...
Page description language. In digital printing, a page description language ( PDL) is a computer language that describes the appearance of a printed page in a higher level than an actual output bitmap (or generally raster graphics ). An overlapping term is printer control language, which includes Hewlett-Packard's Printer Command Language (PCL).