How To Install Java? [ Install Java on Ubuntu Linux Mac Windows 10 ]


How To Install Java?: Java Platform, Standard Edition (Java SE) or Java Development Kit (JDK) is a computer program needed for writing java programs. JDK is a combination of both Java Runtime and development tools needed for writing and running Java programs. Java can be gotten from Sun Microsystems which is a part Oracle.
Java Runtime (JRE) however is a computer program needed for running Java programs.

How then do we install JDK? How To Install Java?

How To Install Java 64 Bit 32 Bit

How To Install Java on Ubuntu Windows 10

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We’ll guide you in steps for easy follow…

It is important to note that administrative permission is required to install Java on Windows

First of all choose your Operating System

  • Windows
  • Mac
  • Linux

How To Install Java On Windows 10 or 7

Windows installation on Java can be done in a couple of ways; online and offline

Online: Download an IFTW (Install From The Web) program file and run. This program requires little intervention you so please stay connected to the internet as it fetches all required files from the web.

Offline: Simply download the latest version of JDK and install. You do not need to remain connected to the internet. Follow these steps to install

  • Go to the manual download page and save the windows offline file to your local system.
  • Close all other applications and double-click on the saved file to begin the installation process.
  • Accept the license terms and condition and the installation will begin.

How To Install Java on Mac

How To Install Java On Mac

Oracle can only be installed on Mac versions 10.7.3 or later and a 64-bit browser is required to run it.

  1. Download your preferred Java file.
  2. Double-click on the .pkg extension file and click on the package icon to start installing.
  3. You should see a welcome to Java display. Simply click next.
  4. A confirmation screen appears after the installation has been completed. Click close to complete the installation process.

How To Install Java On Linux

To install Java on Linux, choose between Java on Linux Platforms and Java on RPM-based Linux Platforms.
To install, follow these steps carefully.

  1. Download Java from your preferred download site.
  2. Choose between Java on Linux Platforms and Java on RPM-based Linux Platforms.
  3. Choose the installation package best suited to your needs.
  4. Accept the terms and condition and download.

For Linux Platforms

  1. Change to your installation directory. Type:
    cd directory_path_name
    For example, to install the software in the /abc/java/ directory, Type:
    cd /abc/java/
  2. Move the .tar.gz archive binary to your directory.
  3. Unpack the tarball and install Java
    tar zxvf jre-8u73-linux-i586.tar.gz
  4. The Java files should be installed in a directory named jre1.8.0_73.
    In this example, it is installed in the /abc/java/jre1.8.0_73 directory.
    Delete the .tar.gz fileif you want to save disk space.

How To Install Java on Linux

How To Install Java on Ubuntu

For RPM based Linux Platforms

  1. Root by running su and enter password
  2. Uninstall any earlier versions of the Java packages.
  3. Change to the directory in which you want to install. Type:
    cd directory_path_name
    For example, to install the software in the /abc/java/ directory, Type:
    cd /abc/java
  4. Install the package.
    rpm -ivh jre-8u73-linux-i586.rpm
    To upgrade a package, type
    rpm -Uvh jre-8u73-linux-i586.rpm
  5. Exit the root shell.
  6. Delete the .rpm file to save disk space.

Your installation should now be complete.

Enable and Configure

How To Install Java Runtime Environment

For FireFox Browser

Read More – How To Install eClipse

Uninstall any previous Java installations and create a symbolic link to the Java plugin. Simply go to the Firefox plugins directory

  • cd ~/.mozilla/plugins
    Create the directory if it doesn’t exist.
  • For 32-bit plugin:
    ln -s Java installation directory/lib/i386/
  • For 64-bit plugin:
    ln -s Java installation directory/lib/amd64/
  • Restart the Firefox browser.

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