方法一:
sudo vim /etc/default/grub
GRUB_CMDLINE_LINUX_DEFAULT="quiet spalsh"
GRUB_CMDLINE_LINUX_DEFAULT="ipv6.disable=1 quiet spalsh"
sudo update-grub
方法二:
sudo sysctl -w net.ipv6.conf.all.disable_ipv6=1 sudo sysctl -w net.ipv6.conf.default.disable_ipv6=1 sudo sysctl -w net.ipv6.conf.lo.disable_ipv6=1
https://www.deepinos.org/d/131 基本可解决所以打印机驱动问题