diff --git a/README.md b/README.md
index 989113f..cc24022 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Sebin Dynamic Wallpaper
 
-Dynamic wallpaper for the GNOME desktop environment, featuring Sebin working from home by [Tyr](#credits), as installable Arch Linux package.
+Dynamic wallpaper for the GNOME and KDE Plasma desktop environment, featuring Sebin working from home by [Tyr](#credits), as installable Arch Linux package.
 
 Wallpaper changes at the following times of day:
 
@@ -12,33 +12,80 @@ Wallpaper changes at the following times of day:
 * 20:00 - 23:00: Sebin talks to friends online
 * 23:00 - 07:00: Sebin sleeps on the couch
 
+To determine the solar altitude/azimuth values [this Keisan Online Calculator](https://keisan.casio.com/exec/system/1224682277) is a good place to start.
+
 ## Install
 
 ### Arch Linux (and derivatives)
 
-To install the dynamic wallpaper simply clone this repository and run:
+To build the dynamic wallpaper packages simply clone this repository and run:
 
 ~~~bash
-makepkg -si
+makepkg -s
 ~~~
 
-The wallpaper should show up in GNOME settings under "Wallpapers". Select it and enjoy a different wallpaper at different times throughout the day ✨
+Then install the package for your desktop.
+
+~~~bash
+# GNOME
+pacman -U sebin-dynamic-wallpaper-1.0.5-1-any.pkg.tar.zst
+
+# KDE Plasma (⚠️ NOTE: the KDE Plasma version has a dependency to an AUR package, consider using an AUR helper, e.g. yay)
+pacman -U sebin-dynamic-wallpaper-kde-1.0.5-1-any.pkg.tar.zst
+~~~
+
+The wallpaper should show up in your desktop's wallpaper settings. Select it and enjoy a different wallpaper at different times throughout the day ✨
 
 ### Manual (every other distro)
 
-Clone this repository and copy files as follows:
+#### GNOME
+
+Clone this repository and copy the files to either
+
+* `~/.local/share/backgrounds/` (single user)
+* `/usr/share/backgrounds/sebin-dynamic-wallpaper/` (system-wide):
 
 ~~~bash
+# single user
+cp sebin-*.(png|xml) ~/.local/share/backgrounds/sebin-dynamic-wallpaper/
+cp sebin.xml ~/.local/share/gnome-background-properties/
+
+# system-wide
 sudo cp sebin-*.(png|xml) /usr/share/backgrounds/sebin-dynamic-wallpaper/
 sudo cp sebin.xml /usr/share/gnome-background-properties/
 ~~~
 
+#### KDE Plasma
+
+Install the [Plasma Dynamic Wallpaper Engine](https://github.com/zzag/plasma5-wallpapers-dynamic), clone this repository and build the HEIC file
+
+~~~bash
+kdynamicwallpaperbuilder "sebin-kdynamicwallpaperbuilder.json" --output "sebin-dyn_wallpaper.heic"
+~~~
+
+Then copy it to either
+
+* `~/.local/share/backgrounds/` (single user)
+* `/usr/share/backgrounds/sebin-dynamic-wallpaper-kde/` (system-wide):
+
+~~~bash
+# single user
+cp sebin-dyn_wallpaper.heic ~/.local/share/backgrounds/sebin-dynamic-wallpaper-kde/
+
+# system-wide
+sudo cp sebin-dyn_wallpaper.heic /usr/share/backgrounds/sebin-dynamic-wallpaper-kde/
+~~~
+
 ### macOS
 
 On macOS use [wallpapper](https://github.com/mczachurski/wallpapper) to create an HEIC image that you can set as dynamic wallpaper in preferences:
 
 ~~~bash
-wallpapper -i sebin-timed.json -o sebin-dyn_wallpaper.heic 
+# based on time of day
+wallpapper -i sebin-timed.json -o sebin-dyn_wallpaper.heic
+
+# based on solar altitude/azimuth
+wallpapper -i sebin-sun.json -o sebin-dyn_wallpaper.heic
 ~~~
 
 ### Windows