step 1 install pre-requisities
follow this
sudo apt install libpulse-dev libnss3 libglu1-mesa sudo apt install --reinstall libxcb-xinerama0
step 2 download the package
download the package from here. In my case, it's Slicer-4.11.20210226-linux-amd64.tar.gz.
step 3 copy the extracted package
I put the extracted package on /opt/slicer.
sudo mkdir /opt/slicer sudo cp -a Slicer-4.11.20210226-linux-amd64/* /opt/slicer/
then, add the following line at the end of .bashrc.
export PATH="$PATH:/opt/slicer"
step 4 add desktop entry
make slicer.desktop with the following contents.
[Desktop Entry] Type=Application Encoding=UTF-8 Name=Slicer Commend=Slicer for ubuntu Exec=/opt/slicer/Slicer Icon=/opt/slicer/bin/Slicer-SplashScreen.png
then, executed the following commands to enable the desktop entry.
cp slicer.desktop .local/share/applications/ chmod 773 .local/share/applications/