how to install java

7/29/2019 how to install java

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Windows 7 / Windows Vista

Java Development Kit (JDK)

Configuration

Instructions


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1.Go tohttp://java.sun.com
http://java.sun.com/http://java.sun.com/http://java.sun.com/http://java.sun.com/


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2.Click on Java SE on the right (under Popular Downloads.)


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3.On the page that loads, scroll down until you see Java SEDevelopment Kit (JDK). Click on the Download button to

the right.

NOTE: At the time of writing (January 2009) the latest version

of the JDK is 6 Update 11.


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4.On the page that loads, choose Windows as your platform,set language to Multi-Language, and select the checkbox.

Finally, click the orange Continue >> button.

NOTE: If you are confident that you are on a 64-bit Windows

installation, you can select Windows x64 as your platform,

but do not need to do so.


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5.On the next screen that loads click to download the Java SEDevelopment Kit.

NOTE: You may be requested to use the Sun Downloader to

download Java. I advise just using the directly linked full

download.


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6.Chose to save the file.


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7.Downloading the file may take a couple of minutes based onyour connection speed.


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8.Go to where you downloaded the JDK.


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9.Launch the installer. If User Account Control given a securitywarning click the Yes button. The installer should begin

loading. Please be patient.


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10. Eventually you will be presented with an End User LicenseAgreement (EULA). Read it before clicking the Accept >

button.


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11. For this course, a default installation is completely fine, sojust click the Next > button.

NOTE: Pay attention to the Install to: location, you will

need it later.


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12. Be patient while Java installs the JDK.


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13. You will then be asked to install the Java Runtime Engine(JRE.) Click the Next > button.


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14. Be patient while Java installs the JRE.


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15. You are now done installing Java. All that is left isconfiguration.

Note: You may be asked to reboot your computer at this

point. If you are, please do so.


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16. Now load the System Information Window by right clickingon Computer in the start menu and selecting properties.

Note: This step can be done in other ways too. Such as

Right clicking on Computer on the desktop andselecting properties.

Holding the Windows-key () on your keyboard andpressing the Pause key. (This may require holding

FN on some laptops.)


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17. The System Information Window should load.


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18. Click on Advanced system settings on the left of thewindow.


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19. The System Properties window should open with theAdvanced tab already selected. Click on Environment

Variables button.


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20. The Environment Variables dialog should load.


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21. In the System variables region, scroll down until you seethe Path variable.


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22. Click the lower Edit button.


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23. You should now be editing the Path variable.


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24. Remember the Install to: location on Step 12? That is theline you need to add to the endof the path. Be sure to

prefix the location with a ; and post fix it with bin

Therefore you want to add:

;bin

On MY computer, a Windows 7 beta x64 machines where I

installed the 32-bit JDK, that meant:

;C:\Program Files (x86)\Java\jdk1.6.0_11\bin

WARNING: BE VERY CAREFUL

NOT TO OVERWRITE ALL THEEXISTING ENTRIES IN YOUR PATH!


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25. Click the OK button to confirm your change.


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26. Click the OK button in the Environment Variables dialog.


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27. Click the OK button in the System Properties dialog.


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28. Close the System information window by clicking on the xicon on the top right.


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29. Now to test our changes. Open the Command Prompt bygoing to:

Start All Programs Accessories Command Prompt

Note: This step can be done in other ways too. Such as

Opening the Run Dialog and entering the commandcmd (without the quotes.)

Searching for Command Prompt in the start menu.


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30. The command prompt should load.


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31. Enter the command path (without the quotes) and pressenter. You should see the new path location, which

includes your update.


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32. Enter the command java -version (without the quotes)and press enter. You should see the JRE version you have

installed.


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33. Enter the command javac -version (without the quotes)and press enter. You should see the JDK version you have

installed.


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34. Close the command prompt by click on the x on the topright or typing exit (without the quotes) and pressing

enter.

At this point, you can delete the JDK installer that you

downloaded on step 6.


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THE END

(CONGRADULATIONS)

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