It is easier to maintain multiple side-by-side Java versions on a single machine without registry conflicts.
You can simply unzip the files to a directory and point your application or IDE (like Eclipse or IntelliJ) to that specific path. Step-by-Step Installation Guide java 7 download 64-bit zip
If you have downloaded the file, follow these steps to set it up: Java SE 7 Archive Downloads - Oracle It is easier to maintain multiple side-by-side Java
The ZIP (compressed archive) version is often preferred over the executable installer ( .exe ) for several reasons: Why Choose the ZIP/Compressed Archive
Look for the Windows x64 Compressed Archive (often labeled as jdk-7u -windows-x64.zip ) or the equivalent .tar.gz for Linux systems. Why Choose the ZIP/Compressed Archive?
Official Java 7 binaries are no longer provided as public updates but are stored in the Oracle Java Archive .