

Note: Installers for JDK 7u6 and later install the JavaFX SDK and integrate it into the JDK installation directory. When finished with the installation, you can delete the downloaded file to recover disk space. The installer may ask you to reboot your computer.
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Then, follow the instructions the installer provides. If you downloaded either file instead of running it directly from the web site, double-click the installer's icon. The file jdk-7-windows-圆4.exe is the JDK installer for 64-bit systems. The file jdk-7-windows-i586-i.exe is the JDK installer for 32-bit systems. You must have administrative permissions in order to install the JDK on Microsoft Windows. After the download has completed, verify that you have downloaded the full, uncorrupted software file. If you save the self-installing executable file to disk without running it from the download page at the web site, note that its byte size provided on the download page. (The JDK also contains a private JRE for use only by its tools see Private Versus Public JRE for more information.) As part of the JDK, this installation includes an option to include the public Java Runtime Environment. In this procedure, you will run the self-installing executable file to unpack and install the JDK. Similarly, if you were downloading the JDK installer for 64-bit systems for update 1.7.0_01, the file name jdk-7-windows-圆4.exe would become jdk-7u1-windows-圆4.exe.

See Oracle JRE 7 and JDK 7 Certified System Configurations for information about supported platforms, operating systems, and browsers. Characters That Are Not Part of the System Code Page.System File Not Suitable for Running MS-DOS and Microsoft Windows Applications.Updating the PATH Environment Variable (Optional).See JDK 7 and JRE 7 Installation Guide for general information about installing JDK 7 and JRE 7.
