Prerequisites

items recommended for this tutorial:

Nintendo Switch related items:	Type :	Description :
Atmosphere	Custom Firmware	Custom Firmware
Sys-Tweak	system module / homebrew	Icon Takeover module
sys-ftpd-light	system module / homebrew (included with Deepsea AIO CFW)	FTP sysmodule/program on the switch
NXThemesInstaller	nro / homebrew application (Included in some CFW packs)	Used to install themes
Vertical or Horizontal Theme	nxtheme files	theme file that contains image & json patch
nx-titles-list-dumper	nro/homebrew (Pulled with nc-gix)	imports a list of TitleID installed games into CSV

Computer Related Items
NX-GIC	Icon Transfer tool & Repo Grabber
winSCP is bundled with NX-GIC