Installing Java on your Home Computer

Windows 7, 8, and 10

 Download the latest Java JDK:

  1. Go to  http://www.oracle.com/technetwork/java/javase/downloads/index.html
  2. Near the top middle of the page, you should see "Java SE Downloads", click on the "DOWNLOAD" Icon above the phrase "Java Platform (JDK) 8u144  (8u144 is the current release;  if you see something newer, get it).  You do NOT need NetBeans.
  3.  Above the list of downloads, you will see a button to "Accept License Agreement".  Please read the agreement, and if you wish to continue, click to Accept the agreement.
  4. Select the correct version of java for your operating system.  If you have a 64 bit version of Windows 7 or 8, select:  Windows x64.  If you have Windows 10, you are running 64 bit.  If you, have a 32 bit version, select Windows x86.  If you are unsure, the following link will help:  http://windows.microsoft.com/en-us/windows7/find-out-32-or-64-bit
  5. Once you have downloaded the installer, run the executable.
  6. Launch a File Explorer window and find "This PC" (on Windows 10) or "My Computer" (on previous Windows systems). Right click on it and select "Properties".
  7. In the panel that appears, click on "Advanced system settings".
  8. In the "System Properties" window, select "Environment Variables".
  9. In the Environment Variables window, look in the "System variables" section and double-click on "Path".
  10. In the "Edit environment variable" panel, click "New". Then click "Browse".
  11. Navigate to "This PC" C:\Program Files\Java\"JDK"\bin where "JDK" is the directory starting with the letters "jdk".
  12. Click "OK" to close all the panels you have opened.

To test your installation:

  1. Open a command prompt by clicking on "Run" in the "Start Menu".
  2. Type in the command "cmd", and press "Ok". This should open a new window.
  3. In the new window, type "javac -version", then press return; you should see your current version at the top of the listing.

Mac OSX (10.8 and newer)

 Download the latest Java JDK:

  1. Go to  http://www.oracle.com/technetwork/java/javase/downloads/index.html
  2. Near the top middle of the page, you should see "Java SE Downloads", click on the "DOWNLOAD" Icon above the phrase "Java Platform (JDK) 8u144  (8u144 is the current release;  if you see something newer, get it).  You do NOT need NetBeans.
  3.  Above the list of downloads, you will see a button to "Accept License Agreement".  Please read the agreement, and if you wish to continue, click to Accept the agreement.
  4. From the line that lists "Mac OSX", select and download "jdk-8u144-macosx-x64.dmg"
  5. Double click the dmg file, and install it on your mac just like any other installer.

To test:

  1. Open a Terminal.app from /Applications/Utilities
  2. enter the command "java -version"
  3. you should see java version 1.8.0_144 (or newer)

 


Problems?

If you are having trouble installing java on your home computer, please contact Mike Tie;  his extension is x4067, and his office is CMC305.