如何切换到root账户自动登录

Display manager

在查询如何自动启动root帐户登录时碰到的，不同的DM配置也不一样。因此要想更改自动附录，必须先知道自己的系统使用的是哪种DM。

有关DM的介绍请看archlinux

Console

CDM — Ultra— minimalistic, yet full-featured login manager written in Bash.

Console TDM — Extension for xinit written in pure Bash.

nodm — Minimalistic display manager for automatic logins.

Graphical

Entrance — An EFL based display manager, highly experimental.

GDM — GNOME display manager.

KDM — KDE4 display manager (discontinued).

LightDM — Cross-desktop display manager, can use various front-ends written in any toolkit.

LXDM — LXDE display manager. Can be used independent of the LXDE desktop environment.

MDM — MDM display manager, used in Linux Mint, a fork of GDM 2.

SDDM — QML-based display manager and successor to KDE4’s kdm; recommended for Plasma 5 and LXQt.

SLiM — Lightweight and elegant graphical login solution. (discontinued)

XDM — X display manager with support for XDMCP, host chooser.

修改

nanopi debian里使用的是lightdm，查询知道其配置文件

/usr/share/lightdm/lightdm.conf.d/*.conf

/etc/lightdm/lightdm.conf.d/*.conf

/etc/lightdm/lightdm.conf

依文章–启用自动登录部分修改重启试下就OK了。

autologin-user=root