Linux-Installation/Ubuntu-Installation.md

@@ -98,6 +98,21 @@ Do not forget to install your favorite editor, e.g _Emacs_ :
 
 `sudo apt install -y emacs`
 
+You can install the precompiled version of Geant4 provided for this tutorial. You can download the tar file with precompiled Geant4 'geant4_v11.1.1.Linux-ubuntu20-x86_64-gcc9.4.tar.gz` from `llrnbox.in2p3.fr` server. The script `install-geant4-ubuntu.sh` can be used for downloading and installation of Geant4.
+
+The link to tar.gz file with Geant4 11.2.1 binaries for Ubuntu 22.04
+
+https://llrnbox.in2p3.fr/index.php/s/jNJcK7jHTmX3g97
+
+The md5 sum file:
+
+https://llrnbox.in2p3.fr/index.php/s/Y5yD3CZxYgGZxGA
+
+N.B. You need to install Geant4 into `/usr/local/geant4/11.2.1`.
+
+If you install the precompiled version you can skip **Build Geant4** section and go directly to **Environment**.
+
+
 ## Build Geant4
 
 You can download the Geant4 sources from https://geant4.web.cern.ch/support/download