Printing size - 4"x5", 8"x10", 16"x20", 40x50cm. Instruction How can you unzip product files? PC: To extract a single file or folder, double-click the compressed folder to open it. Then, drag the file or folder from the compressed folder to a new location. To extract the entire contents of the compressed folder, right-click the folder, click Extract All, and then follow the instructions. Mac: Double click the .zip file, then search for the product folder or product file.