To install java first we need to download the JDK package from the official website. JDK allows us to create java programs and compile the same using source code. Web development, programming languages, Software testing & others This story, 'Installing Oracle Java SE 11 on Ubuntu 18.Start Your Free Software Development Course Sudo apt-get remove oracle-java11-set-default-localĪs as an Ubuntu user, recall that you may go to Software & Updates -> Other Software to remove the PPA repository. If for any reason you wish to uninstall Oracle JDK 11, simply run the following command: A version check confirms JDK 11 is successfully installed on Ubuntu Linux How to uninstall JDK 11 You should see something like this: Kibo Hutchinsonįigure 1. Use the java -version to check the current version. If you have installed multiple versions and want to remove earlier ones, start by entering remove oracle-java11-set-default package, then set Java 11 as the new default: sudo apt-get install oracle-java11-set-default-local. What if you've installed multiple versions? Tip: You've already added PPA, so you can skip sudo apt-get update command. Sudo apt-get install oracle-java11-installer-localĪccept the license by pressing Tab to highlight OK, then hit Enter. Next, you'll install the script that initiates downloading and installing Java 11 on Ubuntu:

Run command: sudo add-apt-repository ppa:linuxuprising/java.

Open the Ubuntu terminal, either from app launcher or by pressing Clt + Alt + T.

Step 2: Install Oracle JDK 11 in Ubuntu 18.04/18.10 Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.5+10-LTS, mixed mode) Java(TM) SE Runtime Environment 18.9 (build 11.0.5+10-LTS) If your install was succesful, you'll see something like java -version Lastly, always check whether the installation has been successful: Sudo apt install oracle-java11-installer-local

Sudo add-apt-repository ppa:linuxuprising/javaĭoing this ensures the package cache will be automatically refreshed. Next, you will add PPA (Personal Package Archive) to Ubuntu apt: Tip: You may also want to create a folder in /var/cache/oracle-jdk11-installer-local/. Sudo cp jdk-11.0.5_linux-圆4_ /var/cache/oracle-jdk11-installer-local/ Sudo mkdir -p /var/cache/oracle-jdk11-installer-local/ Now create a folder and copy the Oracle JDK 11 from downloads: Next, make sure the checksum of the binary matches: The first thing you need to do is update the system, using the following command:

Jdk 11 install