之前全盘也装成功过，现在要弄双系统，可以进引导安装界面，但是无论选6.6还是6.12安装后面就黑屏了，无法进入下一步，按电源键关键看了下报错是Failed to start deepin sys shutdown.service - Special Cleanup Before File System Unmount During Shutdown/reboot. bios安全启动也关了，启动U盘制作rufus和ventoy都试过了结果都一样，openkylin2.0可以正常安装。