Opensuse Leap 切换桌面

- Installing Another DM

必须先安装其他桌面如LXDE，安装命令如下:

• gnome
  sudo zypper in gdm
• KDE Plasma 5
  sudo zypper in sddm
• Light DM, default for XFCE installations
  sudo zypper in lightd
• MDM, Developed by Linux Mint for MATE and Cinnamon
  sudo zypper in mdm
• KDE , Default DM for KDE 4 installations
  sudo zypper in kdm

- Selecting the new DM 选择新桌面

• Using YaST
  Run YaST, then select the /etc/sysconfig Editor (located in the 'System' category).
  Expand 'Desktop', and then 'Display Manager'.
  In 'DEFAULT_DM', enter the indicated value

• Editing /etc/sysconfig Directly
  sudo nano /etc/sysconfig/displaymanager
  修改桌面管理器选项
  DISPLAYMANAGER="gdm"

ref

• 更新：出错了:( ，无法切换

kdemain: No DBUS session-bus found. Check if you have started the DBUS server.