centos 7 修改系统屏幕分辨率,命令方式和图形方式的修改方法. 命令:xrandr 通过命令 xrandr 修改系统的分辨率,输入xrandr: bash [admin@localhost ~]$ xrandr Screen 0: minimum 1 x 1, current 1366 x 768, maximum 4096 x 4096 Virtual1 connected primary 1366x768+0+0 (normal left inverted right x axis y
CentOS7重新生成 /boot/grub2/grub.cfg CentOS7 is using grub2 and the generated /boot/grub2/grub.cfg rather than the old grub.confformat, which is why you can't find it. The new grub.cfg file is not intended for direct editing, instead you need to modify t