统信桌面操作系统专业版V20（1070）
Linux uos 5.10.97-arm64-desktop

uos基础 grub 查看启动引导配置文件

root@uos:~# cat /etc/default/grub
Generated by deepin-installer
GRUB_BACKGROUND=“/boot/grub/themes/deepin-fallback/background.png”
 GRUB_CMDLINE_LINUX_DEFAULT=“resume=/dev/sdd3 systemd.force-hibernate=1 splash quiet loglevel=0 plymouth.ignore-serial-consoles usbcore.autosuspend=-1 locales=zh_CN.UTF-8”
 GRUB_DISTRIBUTOR=“/usr/bin/lsb_release -d -s 2>/dev/null || echo Deepin”
 GRUB_THEME=“/boot/grub/themes/deepin-fallback/theme.txt”
 GRUB_TIMEOUT=1
 DEEPIN_GFXMODE_DETECT=1
 GRUB_GFXMODE=1920x1080