diff --git a/install_ubuntu_details.sh b/install_ubuntu_details.sh
index 07cb0aa814752629c1faf6e7b76ec50e3a5a8fb3..8f82e3e4ed830eaf51545d140e3434dfeca8e945 100644
--- a/install_ubuntu_details.sh
+++ b/install_ubuntu_details.sh
@@ -116,6 +116,20 @@ cd ~/Downloads/
 ls teams_*_amd64.deb
 sudo dpkg -i teams_*_amd64.deb
 
+#-----------------------------------------------------------------------
+# LaTex Packages.
+
+# Where is the program.
+which tlmgr
+
+# https://ctan.math.washington.edu/tex-archive/macros/latex/contrib/beamer-contrib/themes/beamerdarkthemes/beamerdarkthemesuserguide.pdf
+tlmgr init-usertree
+tlmgr install darkbeamerthemes
+
+# https://github.com/junwei-wang/beamerthemeNord
+tlmgr install beamerthemenord
+tlmgr update --self beamerthemenord
+
 #-----------------------------------------------------------------------
 # MS OneDrive.
 # https://www.maketecheasier.com/sync-onedrive-linux/