diff --git a/README.md b/README.md
index e434e81..f05589b 100644
--- a/README.md
+++ b/README.md
@@ -966,6 +966,10 @@ Para flashear roms en moviles
 sudo apt install heimdall-flash heimdall-flash-frontend
 ```
 
+# Java Runtime Enviroment
+
+Instalamos OpenJava con: `sudo apt install java-default`
+
 # Documentación
 
 ## Vanilla LaTeX
@@ -2942,6 +2946,20 @@ sudo apt update
 sudo apt install element-desktop
 ```
 
+## delta-chat
+
+Instalado con flatpak:
+
+``` shell
+flatpak install flathub chat.delta.desktop
+```
+
+## Gajim
+
+Cliente de Jabber-XMPP.
+
+Instalado con flatpak: `flatpak install org.gajim.Gajim`
+
 ## Lector DNI electrónico
 
 Descargamos la aplicación en formato `.deb` desde [la página de
@@ -3044,30 +3062,35 @@ Tenemos que añadir el repositorio correspondiente a nuestra
 distribución:
 
     # Be safe
-    sudo apt remove docker docker-engine docker.io
+    for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
     sudo apt autoremove
     sudo apt update
 
     # Install pre-requisites
     sudo apt install ca-certificates curl gnupg lsb-release
 
-    # Import the GPG key
-     sudo mkdir -m 0755 -p /usr/local/share/keyrings
-     curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/local/share/keyrings/docker.gpg
-
-    # Add the repo for Docker
+    # Add Docker's official GPG key:
+    sudo apt-get update
+    sudo apt-get install ca-certificates curl
+    sudo install -m 0755 -d /etc/apt/keyrings
+    sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+    sudo chmod a+r /etc/apt/keyrings/docker.asc
 
+    # Add the repository to Apt sources:
     echo \
-      "deb [arch=$(dpkg --print-architecture) signed-by=/usr/local/share/keyrings/docker.gpg] https://download.docker.com/linux/debian \
-      $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+      "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+      $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
+      sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+    sudo apt-get update
 
     # Update the package database
 
     sudo apt update
-    #
 
+    # Check repos
     apt-cache policy docker-ce
 
+    # Install
     sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
     sudo gpasswd -a username docker
@@ -3158,6 +3181,22 @@ E instalamos como siempre
 - [QGIS
   Tutorials](http://www.qgistutorials.com/es/docs/downloading_osm_data.html)
 
+# Jugando con IA y LLM
+
+- <https://tacticalware.com/running-ollama-on-ubuntu-24-04-with-nvidia-gpu/>
+
+``` bash
+apt update
+apt upgrade
+nvidia-smi
+curl -fsSL https://ollama.com/install.sh | sh
+```
+
+Queda instalada como servicio, como no la quiero arrancar siempre
+tendremos que hacer un disable y arrancarlo manualmente.
+
+Instalamos Docker y probamos web-ui
+
 # Recetas variadas
 
 ## Añadir las claves GPG de un repo
diff --git a/out/LinuxMintXia.dw b/out/LinuxMintXia.dw
index ccee595..0b3e9bb 100644
--- a/out/LinuxMintXia.dw
+++ b/out/LinuxMintXia.dw
@@ -751,6 +751,10 @@ Para flashear roms en moviles
 sudo apt install heimdall-flash heimdall-flash-frontend
 </code>
 
+====== Java Runtime Enviroment ======
+
+Instalamos OpenJava con: ''%%sudo apt install java-default%%''
+
 ====== Documentación ======
 
 ===== Vanilla LaTeX =====
@@ -2587,6 +2591,20 @@ sudo apt update
 sudo apt install element-desktop
 </code>
 
+===== delta-chat =====
+
+Instalado con flatpak:
+
+<code shell>
+flatpak install flathub chat.delta.desktop
+</code>
+
+===== Gajim =====
+
+Cliente de Jabber-XMPP.
+
+Instalado con flatpak: ''%%flatpak install org.gajim.Gajim%%''
+
 ===== Lector DNI electrónico =====
 
 Descargamos la aplicación en formato ''%%.deb%%'' desde [[https://www.dnielectronico.es/PortalDNIe/PRF1_Cons02.action?pag=REF_1112|la página de descargas del portal DNIe]].
@@ -2682,30 +2700,35 @@ Tenemos que añadir el repositorio correspondiente a nuestra distribución:
 
 <code>
 # Be safe
-sudo apt remove docker docker-engine docker.io
+for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
 sudo apt autoremove
 sudo apt update
 
 # Install pre-requisites
 sudo apt install ca-certificates curl gnupg lsb-release
 
-# Import the GPG key
- sudo mkdir -m 0755 -p /usr/local/share/keyrings
- curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/local/share/keyrings/docker.gpg
-
-# Add the repo for Docker
+# Add Docker's official GPG key:
+sudo apt-get update
+sudo apt-get install ca-certificates curl
+sudo install -m 0755 -d /etc/apt/keyrings
+sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+sudo chmod a+r /etc/apt/keyrings/docker.asc
 
+# Add the repository to Apt sources:
 echo \
-  "deb [arch=$(dpkg --print-architecture) signed-by=/usr/local/share/keyrings/docker.gpg] https://download.docker.com/linux/debian \
-  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+  $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
+  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+sudo apt-get update
 
 # Update the package database
 
 sudo apt update
-#
 
+# Check repos
 apt-cache policy docker-ce
 
+# Install
 sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
 sudo gpasswd -a username docker
@@ -2800,6 +2823,21 @@ sudo apt install qgis
   * [[http://learnosm.org/es/osm-data/osm-in-qgis/|Learn OSM]]
   * [[http://www.qgistutorials.com/es/docs/downloading_osm_data.html|QGIS Tutorials]]
 
+====== Jugando con IA y LLM ======
+
+  * https://tacticalware.com/running-ollama-on-ubuntu-24-04-with-nvidia-gpu/
+
+<code bash>
+apt update
+apt upgrade
+nvidia-smi
+curl -fsSL https://ollama.com/install.sh | sh
+</code>
+
+Queda instalada como servicio, como no la quiero arrancar siempre tendremos que hacer un disable y arrancarlo manualmente.
+
+Instalamos Docker y probamos web-ui
+
 ====== Recetas variadas ======
 
 ===== Añadir las claves GPG de un repo =====
diff --git a/out/LinuxMintXia.epub b/out/LinuxMintXia.epub
index adc741d..af8dee4 100644
Binary files a/out/LinuxMintXia.epub and b/out/LinuxMintXia.epub differ
diff --git a/out/LinuxMintXia.mw b/out/LinuxMintXia.mw
index e5c856e..c467e1c 100644
--- a/out/LinuxMintXia.mw
+++ b/out/LinuxMintXia.mw
@@ -709,6 +709,11 @@ Para ''Qtile'' bastaria con cambiar <code>i3</code> por <code>qtile start</code>
 Para flashear roms en moviles
 
 <syntaxhighlight lang="bash">sudo apt install heimdall-flash heimdall-flash-frontend</syntaxhighlight>
+<span id="java-runtime-enviroment"></span>
+= Java Runtime Enviroment =
+
+Instalamos OpenJava con: <code>sudo apt install java-default</code>
+
 <span id="documentación"></span>
 = Documentación =
 
@@ -2315,6 +2320,18 @@ https://packages.element.io/debian/ default main" \
 sudo apt update
 
 sudo apt install element-desktop</syntaxhighlight>
+== delta-chat ==
+
+Instalado con flatpak:
+
+<syntaxhighlight lang="shell">flatpak install flathub chat.delta.desktop</syntaxhighlight>
+<span id="gajim"></span>
+== Gajim ==
+
+Cliente de Jabber-XMPP.
+
+Instalado con flatpak: <code>flatpak install org.gajim.Gajim</code>
+
 <span id="lector-dni-electrónico"></span>
 == Lector DNI electrónico ==
 
@@ -2396,30 +2413,35 @@ Instalamos desde los repos de Ubuntu
 Tenemos que añadir el repositorio correspondiente a nuestra distribución:
 
 <pre># Be safe
-sudo apt remove docker docker-engine docker.io
+for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
 sudo apt autoremove
 sudo apt update
 
 # Install pre-requisites
 sudo apt install ca-certificates curl gnupg lsb-release
 
-# Import the GPG key
- sudo mkdir -m 0755 -p /usr/local/share/keyrings
- curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/local/share/keyrings/docker.gpg
-
-# Add the repo for Docker
+# Add Docker's official GPG key:
+sudo apt-get update
+sudo apt-get install ca-certificates curl
+sudo install -m 0755 -d /etc/apt/keyrings
+sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+sudo chmod a+r /etc/apt/keyrings/docker.asc
 
+# Add the repository to Apt sources:
 echo \
-  &quot;deb [arch=$(dpkg --print-architecture) signed-by=/usr/local/share/keyrings/docker.gpg] https://download.docker.com/linux/debian \
-  $(lsb_release -cs) stable&quot; | sudo tee /etc/apt/sources.list.d/docker.list &gt; /dev/null
+  &quot;deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+  $(. /etc/os-release &amp;&amp; echo &quot;${UBUNTU_CODENAME:-$VERSION_CODENAME}&quot;) stable&quot; | \
+  sudo tee /etc/apt/sources.list.d/docker.list &gt; /dev/null
+sudo apt-get update
 
 # Update the package database
 
 sudo apt update
-#
 
+# Check repos
 apt-cache policy docker-ce
 
+# Install
 sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
 sudo gpasswd -a username docker</pre>
@@ -2490,6 +2512,19 @@ sudo apt install qgis</pre>
 * [http://learnosm.org/es/osm-data/osm-in-qgis/ Learn OSM]
 * [http://www.qgistutorials.com/es/docs/downloading_osm_data.html QGIS Tutorials]
 
+<span id="jugando-con-ia-y-llm"></span>
+= Jugando con IA y LLM =
+
+* https://tacticalware.com/running-ollama-on-ubuntu-24-04-with-nvidia-gpu/
+
+<syntaxhighlight lang="bash">apt update
+apt upgrade
+nvidia-smi
+curl -fsSL https://ollama.com/install.sh | sh</syntaxhighlight>
+Queda instalada como servicio, como no la quiero arrancar siempre tendremos que hacer un disable y arrancarlo manualmente.
+
+Instalamos Docker y probamos web-ui
+
 <span id="recetas-variadas"></span>
 = Recetas variadas =
 
diff --git a/out/LinuxMintXia.odt b/out/LinuxMintXia.odt
index 4be5700..244212f 100644
Binary files a/out/LinuxMintXia.odt and b/out/LinuxMintXia.odt differ
diff --git a/out/LinuxMintXia.pdf b/out/LinuxMintXia.pdf
index 77d948f..698bda1 100644
Binary files a/out/LinuxMintXia.pdf and b/out/LinuxMintXia.pdf differ
diff --git a/out/LinuxMintXia.tex b/out/LinuxMintXia.tex
index 097e423..69b6e46 100644
--- a/out/LinuxMintXia.tex
+++ b/out/LinuxMintXia.tex
@@ -1298,6 +1298,10 @@ Para flashear roms en moviles
 \end{Highlighting}
 \end{Shaded}
 
+\section{Java Runtime Enviroment}\label{java-runtime-enviroment}
+
+Instalamos OpenJava con: \texttt{sudo\ apt\ install\ java-default}
+
 \section{Documentación}\label{documentaciuxf3n}
 
 \subsection{Vanilla LaTeX}\label{vanilla-latex}
@@ -3730,6 +3734,22 @@ Instalamos con:
 \end{Highlighting}
 \end{Shaded}
 
+\subsection{delta-chat}\label{delta-chat}
+
+Instalado con flatpak:
+
+\begin{Shaded}
+\begin{Highlighting}[]
+\NormalTok{flatpak install flathub chat.delta.desktop}
+\end{Highlighting}
+\end{Shaded}
+
+\subsection{Gajim}\label{gajim}
+
+Cliente de Jabber-XMPP.
+
+Instalado con flatpak: \texttt{flatpak\ install\ org.gajim.Gajim}
+
 \subsection{Lector DNI electrónico}\label{lector-dni-electruxf3nico}
 
 Descargamos la aplicación en formato \texttt{.deb} desde
@@ -3857,30 +3877,35 @@ distribución:
 
 \begin{verbatim}
 # Be safe
-sudo apt remove docker docker-engine docker.io
+for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
 sudo apt autoremove
 sudo apt update
 
 # Install pre-requisites
 sudo apt install ca-certificates curl gnupg lsb-release
 
-# Import the GPG key
- sudo mkdir -m 0755 -p /usr/local/share/keyrings
- curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/local/share/keyrings/docker.gpg
-
-# Add the repo for Docker
+# Add Docker's official GPG key:
+sudo apt-get update
+sudo apt-get install ca-certificates curl
+sudo install -m 0755 -d /etc/apt/keyrings
+sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+sudo chmod a+r /etc/apt/keyrings/docker.asc
 
+# Add the repository to Apt sources:
 echo \
-  "deb [arch=$(dpkg --print-architecture) signed-by=/usr/local/share/keyrings/docker.gpg] https://download.docker.com/linux/debian \
-  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+  $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
+  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+sudo apt-get update
 
 # Update the package database
 
 sudo apt update
-#
 
+# Check repos
 apt-cache policy docker-ce
 
+# Install
 sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
 sudo gpasswd -a username docker
@@ -4000,6 +4025,28 @@ sudo apt install qgis
   Tutorials}
 \end{itemize}
 
+\section{Jugando con IA y LLM}\label{jugando-con-ia-y-llm}
+
+\begin{itemize}
+\tightlist
+\item
+  \url{https://tacticalware.com/running-ollama-on-ubuntu-24-04-with-nvidia-gpu/}
+\end{itemize}
+
+\begin{Shaded}
+\begin{Highlighting}[]
+\ExtensionTok{apt}\NormalTok{ update}
+\ExtensionTok{apt}\NormalTok{ upgrade}
+\ExtensionTok{nvidia{-}smi}
+\ExtensionTok{curl} \AttributeTok{{-}fsSL}\NormalTok{ https://ollama.com/install.sh }\KeywordTok{|} \FunctionTok{sh}
+\end{Highlighting}
+\end{Shaded}
+
+Queda instalada como servicio, como no la quiero arrancar siempre
+tendremos que hacer un disable y arrancarlo manualmente.
+
+Instalamos Docker y probamos web-ui
+
 \section{Recetas variadas}\label{recetas-variadas}
 
 \subsection{Añadir las claves GPG de un
diff --git a/src/250_extra.md b/src/250_extra.md
index 425a3f0..ce0aa7f 100644
--- a/src/250_extra.md
+++ b/src/250_extra.md
@@ -335,3 +335,7 @@ Para flashear roms en moviles
 ```bash
 sudo apt install heimdall-flash heimdall-flash-frontend
 ```
+
+# Java Runtime Enviroment
+
+Instalamos OpenJava con: `sudo apt install java-default`
diff --git a/src/600_security.md b/src/600_security.md
index 8c29cc1..38a7f61 100644
--- a/src/600_security.md
+++ b/src/600_security.md
@@ -131,6 +131,21 @@ sudo apt update
 sudo apt install element-desktop
 ```
 
+## delta-chat
+
+Instalado con flatpak:
+
+```shell
+flatpak install flathub chat.delta.desktop
+```
+
+## Gajim
+
+Cliente de Jabber-XMPP.
+
+Instalado con flatpak: `flatpak install org.gajim.Gajim`
+
+
 ## Lector DNI electrónico
 
 Descargamos la aplicación en formato `.deb` desde [la página de
diff --git a/src/650_virtual.md b/src/650_virtual.md
index 2672be3..8cd77bf 100644
--- a/src/650_virtual.md
+++ b/src/650_virtual.md
@@ -15,30 +15,35 @@ distribución:
 
 ~~~~
 # Be safe
-sudo apt remove docker docker-engine docker.io
+for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
 sudo apt autoremove
 sudo apt update
 
 # Install pre-requisites
 sudo apt install ca-certificates curl gnupg lsb-release
 
-# Import the GPG key
- sudo mkdir -m 0755 -p /usr/local/share/keyrings
- curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /usr/local/share/keyrings/docker.gpg
-
-# Add the repo for Docker
+# Add Docker's official GPG key:
+sudo apt-get update
+sudo apt-get install ca-certificates curl
+sudo install -m 0755 -d /etc/apt/keyrings
+sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+sudo chmod a+r /etc/apt/keyrings/docker.asc
 
+# Add the repository to Apt sources:
 echo \
-  "deb [arch=$(dpkg --print-architecture) signed-by=/usr/local/share/keyrings/docker.gpg] https://download.docker.com/linux/debian \
-  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+  $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
+  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+sudo apt-get update
 
 # Update the package database
 
 sudo apt update
-#
 
+# Check repos
 apt-cache policy docker-ce
 
+# Install
 sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
 sudo gpasswd -a username docker
diff --git a/src/750_ia.md b/src/750_ia.md
new file mode 100644
index 0000000..cc8e357
--- /dev/null
+++ b/src/750_ia.md
@@ -0,0 +1,18 @@
+# Jugando con IA y LLM
+
+- <https://tacticalware.com/running-ollama-on-ubuntu-24-04-with-nvidia-gpu/>
+
+```bash
+apt update
+apt upgrade
+nvidia-smi
+curl -fsSL https://ollama.com/install.sh | sh
+```
+
+Queda instalada como servicio, como no la quiero arrancar siempre tendremos que hacer un disable y arrancarlo manualmente.
+
+
+
+
+
+Instalamos Docker y probamos web-ui