Java Install on Linux | Install | Uninstall | Version change

Опубликовано: 06 Май 2026
на канале: Study Tech
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Java is a high-level, general-purpose, memory-safe, object-oriented programming language. It is intended to let programmers write once, run anywhere, meaning that compiled Java code can run on all platforms that support Java without the need to recompile.

1️⃣ Go to terminal and

java -version


2️⃣ To install java 1st time use any of one one-line command for installation

sudo apt install default-jre # version 2:1.17-75, or
sudo apt install openjdk-17-jre-headless # version 17.0.14+7-1~24.04
sudo apt install openjdk-21-jre-headless # version 21.0.6+7-1~24.04.1
sudo apt install openjdk-19-jre-headless # version 19.0.2+7-4
sudo apt install openjdk-20-jre-headless # version 20.0.2+9-1
sudo apt install openjdk-22-jre-headless # version 22~22ea-1
sudo apt install openjdk-11-jre-headless # version 11.0.26+4-1ubuntu1~24.04
sudo apt install openjdk-8-jre-headless # version 8u442-b06~us1-0ubuntu1~24.04



3️⃣ Check java installation by

java -version

sudo dpkg --list


4️⃣ Check java installation directory/folder

readlink -f $(which java)


5️⃣ Install latest version of java

search on internet java latest version

https://www.oracle.com/in/java/techno...


jdk-24_linux-x64_bin.deb

sudo apt install ./jdk-24_linux-x64_bin.deb

6️⃣ Uninstall java

sudo apt-get purge java-common

sudo dpkg --list



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