How to install JDK and setup JAVA_HOME in Windows 10

Step 1. Check if you already installed JDK or JAVA_HOME

Open Command Prompt by hit Window + R keys, type CMD


Java and JAVA_HOME were not setup

If you have a screen likes above, you are probably needed to install JDK and setup JAVA_HOME variable

You can also check if you had installed by checking in explore

C:\Program Files\Java 

If you have a screenshot likes below, you can skip Step 2.

[caption id="attachment_200" align="alignnone" width="1298"] Installed JDK version 1.8.0.181[/caption]

Step 2.  Install JDK

Open Google and search for "JDK download"

[caption id="attachment_194" align="alignnone" width="1258"] Choose URL with www.oralce.com[/caption]

Download JDK 8 version, it is optional to choose JDK version, at the time of this article JDK 8 is best suitable for development

[caption id="attachment_197" align="alignnone" width="1681"] Choose JDK 8[/caption]

Install by click on downloaded JDK

[caption id="attachment_196" align="alignnone" width="1200"] Install the JDK after download finished[/caption]

Noted the location of JDK

[caption id="attachment_198" align="alignnone" width="1103"] Note the location of JDK[/caption]

It may requires to install JRE, we will install the JRE also.

[caption id="attachment_199" align="alignnone" width="1583"] Install JRE also.[/caption]

Installed successfully.

[caption id="attachment_201" align="alignnone" width="832"] Installed successfully[/caption]

3. Register java and JAVA_HOME to environment variables.

Open Explored, right click on This PC and choose Properties

[caption id="attachment_202" align="alignnone" width="740"] This PC --> Properties[/caption]

Choose Advance system sttings:

[caption id="attachment_203" align="alignnone" width="1473"] Advanced system settings[/caption]

Choose Environment Variables



Now create new variable -



Add the JAVA_HOME variable with the value is JDK location in Step 2- C:\Program Files\Java\jdk1.8.0_181

[caption id="attachment_206" align="alignnone" width="1098"] Click OK to save the value[/caption]

Edit PATH variable to add java to PATH

Choose Path and click Edit[/caption]

The screen depends on Window version, if you are in Window 10, You will have screen like below

Click on New to add new Variable[/caption]

Click on new to add new value


Click OK to save the value

Now save all the value by hit OK util we exist the Advance system testing screen.

4. Test the result

You should open a new Command Prompt to test the result

Hit Window + R , type CMD and hit Enter

type javac -version and echo %JAVA_HOME%



DONE.