There is an element that is not provided by default: the Xade preset report. It’s a spreadsheet in .ods or .csv format, which is necessary for enrolling students in the Moodle virtual classroom. You should request it from the school management team or, if not possible, create it manually.
If you are provided with this file, it will have a structure similar to the following, and it is used for enrolling students in the Moodle virtual classroom:
You can download the following file with fictional data to practice the initial steps:
https://drive.google.com/file/d/1hnJARBtkfVajIB0NzpCI-f4UoHR4PzcY/view?usp=drive_link