Version transition: 2.20 -> 2.21
Is update: True
Update model: 2
Original url: https://oss-print.niimbot.com/public_resources/font/228792406f04a8697de49924b24a6da9.bin
Description:
1、优化红黑双色打印异常；
2、改善灰阶相片纸打印概率白线；