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This depends a bit from your package system. This story, "Installing Oracle Java SE 11 on Ubuntu 18.Where can I find the Java SDK in Linux after installing it? 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: