How Do I Change My Default Java to Ubuntu?

Choose your default Java Version. sudo update-java-alternatives -s $(sudo update-java-alternatives -l | grep 8 | cut -d ” ” -f1) || echo ‘. ‘ It will automatically fetch any java 8 version available and set it using the command update-java-alternatives .

How do I change Java to Linux?

Procedure

1. Download or save the appropriate JDK version for Linux. …
2. Extract the compressed file to the required location.
3. Set JAVA_HOME using the syntax export JAVA_HOME= path to JDK . …
4. Set PATH using the syntax export PATH=${PATH}: path to the JDK bin . …
5. Verify the settings using the following commands:

How do I change the default Java path in Linux?

Steps

1. Change to your home directory. cd $HOME.
2. Open the . bashrc file.
3. Add the following line to the file. Replace the JDK directory with the name of your java installation directory. export PATH=/usr/java/<JDK Directory>/bin:$PATH.
4. Save the file and exit. Use the source command to force Linux to reload the .