Mở tiện ích Disk Utility (Tiện ích Đĩa). Đưa đĩa trắng vào máy. Thêm tập tin ảnh đĩa. Ghi đĩa. Thiết lập tùy chọn ghi đĩa.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
This can be found in the Utilities folder in your Applications. A disc image is a direct copy of a CD or DVD that is burned onto a blank CD or DVD. The burned disc will then act exactly like the original disc. Depending on the size of the image, insert either a CD or DVD. CD images are typically around 700 MB, DVD images can be as large as 4.7 GB. Find your disc image file on your computer. The file should be in ISO format. Drag the ISO file into the sidebar of the Disk Utility window. After you