The "Print Center" function is mainly used for uploading and printing images and PDFs.

Device supported functions: Teachers can upload files; devices can scan and print.

Interface display:

Teacher's interface:

Device interface:

Click "Create Folder" to create a new folder and name it.

On the teacher's end, clicking "Upload File" allows them to select the file to upload, supporting images, documents, and PDFs; on the device's end, clicking "Scan" activates the printer's scanning function.

Printing function:

Select the content you want to print.
Set the print details: [Paper Size], Single/Double Sided, [Number of Copies], and [Start Printing].

How do I change the paper size for B-type paper?