How to Install IntelliJ IDEA on Ubuntu 18.04 Bionic Easy Visual-Guide

3. Expand IntelliJ IDEA Archive

Then Extract IntelliJ Archive into /tmp
Possibly Double-Click on it in the File Manager.
Or from Command Line with:

tar xvzf ~/Downloads/idea*.tar.gz -C /tmp/

4. Installing IntelliJ IDEA

Next to Install IntelliJ IDEA
First, Set the root superUser as owner:

sudo chown -R root:root /tmp/idea*

If Got “User is Not in Sudoers file” then see: How to Enable sudo
And then Switch the IntelliJ IDEA contents:

sudo mv /tmp/idea* /opt/idea

5. Making Symlink

Moreover, Make a Symlink into the working Path:

sudo ln -s /opt/idea/bin/idea.sh /usr/local/bin/idea.sh

6. Oracle Java Development Kit Installation

How to Install Required Oracle Java SE JDK for Ubuntu