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How do I remove older versions of Java in Linux?

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How do I remove older versions of Java in Linux?

Table of Contents

  • How do I remove older versions of Java in Linux?
  • How do I install Java 1.8 on Ubuntu?
  • How do I remove older versions of Java in Ubuntu?
  • Can I uninstall old Java updates?

RPM uninstall

  1. Open Terminal Window.
  2. Login as the super user.
  3. Try to find jre package by typing: rpm -qa.
  4. If RPM reports a package similar to jre- -fcs then Java is installed with RPM.
  5. To uninstall Java, type: rpm -e jre- -fcs.

How do I completely uninstall Java?

Click Start, point to Settings, and then click the Control Panel. In the Control Panel, double-click the Add/Remove Programs. On the Install/Uninstall tab, click the Java version you want to uninstall, and then click Add/Remove. When you are prompted to continue with the Uninstall, click Yes.

How do I install Java 1.8 on Ubuntu?

Installing Open JDK 8 on Debian or Ubuntu Systems

  1. Check which version of the JDK your system is using: java -version.
  2. Update the repositories:
  3. Install OpenJDK:
  4. Verify the version of the JDK:
  5. If the correct version of Java is not being used, use the alternatives command to switch it:
  6. Verify the version of the JDK:

How do I uninstall Java 11 and install Java 8 on Ubuntu?

  1. Remove the Oracle’s Java folder: sudo rm -r /usr/lib/jvm/java-11-oracle.
  2. Install OpenJDK 8 from APT: sudo apt install openjdk-8-jdk openjdk-8-jre.
  3. Confirm Java version using: java -version.

How do I remove older versions of Java in Ubuntu?

Open up the terminal on Ubuntu. Get the JDK package name using dpkg and grep….Remove Java from Ubuntu

  1. Launch the terminal using Ctrl + Alt + T.
  2. Issue the following command to remove Java from your system. sudo apt remove default-jdk default-jre.
  3. Confirm the uninstallation process by typing y.

How do I uninstall Java 11 on Ubuntu?

To completely remove jdk from your system, follow these below steps:

  1. Type sudo apt-get autoremove default-jdk openjdk- (Don’t hit Enter right now).
  2. Now press tab button for 2 or 3 times, you will get list of packages starting with openjdk- .
  3. Look for name like openjdk-11-jdk .

Can I uninstall old Java updates?

Is it Safe to Remove Old Java Updates? Yes, for the same reasons mentioned above. As each JRE is installed on the machine, Java will prompt to install updates as they become available. Older updates are not cumulative and can be removed using the Java Uninstall Tool or manually by the user.

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