install plymouth

date: 2017-4-9

1. To make Plymouth work:
   1.1. Add "plymouth" to HOOKS after "base" and "udev" in /etc/mkinitcpio.conf
   1.2. Add 'quiet splash' to the grub command line in /etc/default/grub

   GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"

   then: sudo update-gruborsudo grub-mkconfig -o /boot/grub/grub.cfg

   1.3. Rebuild your initrd image (# mkinitcpio -p [kernel preset name]).

    E.g.: sudo mkinitcpio -p linux38
   

2. To enable encryption, replace "encrypt" with "plymouth-encrypt" in
   mkinitcpio.conf and rebuild your initrd image.

3. You will also need to rebuild your initrd image every time you change your theme
   the default is set as 'spinfinity', use plymouth-set-default-themeto show.

   To list all plymouth themes:
   plymouth-set-default-theme -l

   To change theme:
   # plymouth-set-default-theme

   To rebuild initrd image:
   # mkinitcpio -p

4. For Smooth Transition to Display Manager you have to:
   4.1. See the Wiki Page (link in 5) to prepare your Display Manager
   4.2. Disable your Display Manager Unit
   E.g. : systemctl disable kdm.service
   4.3. Enable the respective DM-plymouth Unit (GDM,KDM,Lightdm,LXDM units provided)
   E.g. : systemctl enable kdm-plymouth.service

5. For more information please visit the Wiki page:
   https://wiki.archlinux.org/index.php/Plymouth