When done with the installation, you can delete the download file to recover disk space. The installer may ask you to reboot your computer. Then follow the instructions the installer provides. If you downloaded it instead of running it directly from the web site, double-click on the installer's icon. The file jdk-1_5_0_-windows-i586-i.exe is the JDK installer. Then, in Custom Setup under feature 2 ("Support for Additional Languages"), select "This feature will be installed on local hard drive." (2) For users doing this installation on non-Western 32-bit machines, select "Custom" for Setup Type. Note - (1) You must have administrative permissions in order to install the JDK on Microsoft Windows 2000 and XP. Use the Microsoft Windows Add/Remove Programs utility, accessible from the Control Panel (Start -> Settings -> Control Panel). If 5.0 Beta 1, Beta 2 or RC is installed, uninstall it. Once the download has completed, check that you have downloaded the full, uncorrupted software file.Ģ. If you save the self-installing executable to disk without running it from the download page at the web site, notice that its byte size is provided on the download page. Note: For any text on this page containing the following notation, you must substitute the appropriate update version number for the notation.įor example, if you are downloading the installer for update 1.5.0_01, the following file name:ġ. Troubleshooting - If you have any difficulties, see the Troubleshooting section at the end of this document or submit a bug report for your installation problem. To continue using these instructions after rebooting, either print this page now, bookmark it now, or use your Web browser's history function to get back to this page. Print or bookmark these instructions - After the JDK software has been installed, you may be asked to reboot your system. For complete information on setting Java Update options, see the Java Plug-in Control Panel Update tab. For more information about Java Update, see Enhancements and Changes. If for some reason you do not want the scheduler running at all, you can kill it by doing an End Task in the Windows Task Manager. Update options may be set via the Java Plug-in Control Panel Update tab, including turning off the auto-update feature. After rebooting your computer, as described below, you will see it running in the Processes tab of the Windows Task Manager. Java Update runs a scheduler ( jusched.exe) as a background process. The purpose of Java Update is to provide the latest update of Java to your computer in a flexible manner via options that you select. Java Update - Installing the public JRE automatically installs the Java Update feature. See this note on Proxy Settings and Authentication. (The JDK also contains a private JRE for use only by its tools.)įor issues related to Windows Online Installation (IFTW) and Java Update, see the Windows Installation (IFTW) and Java Update FAQ. As part of the JDK, this installation includes the Java Plug-in and Java Web Start, as well as an option to include the public Java 2 Runtime Environment. In this procedure, you will run the self-installing executable to unpack and install the JDK software bundle. Note - Trying to install the JDK on a non-supported version of Microsoft Windows or on a machine that doesn't have a sufficiently up-to-date Service Pack will cause the installer to generate this warning: "We recommend that you do not install this Java platform for the following reasons: This Java platform does not support the operating system or operating-system service pack on this machine." Installation Instructions Note - The JDK has two version numbers - external version number 5.0 and internal version number 1.5.0. Very large programs may require more RAM for adequate performance.įor the amount of disk space required, see Windows Disk Space Requirements. Running with less memory may cause disk swapping which has a severe effect on performance. More RAM is recommended for applets running within a browser using the Java Plug-in. The minimum physical RAM is required to run graphically based applications. For supported versions of Windows, along with disk and RAM requirements, see System Configurations. J2SE Development Kit 5.0 (JDK 5.0) is supported on Microsoft Windows running Intel IA32, 100% compatible processors, and AMD Opteron 32.
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