Read: Java security – Tips for using Java securely on Windows. How do you check my Java is 32 bit or 64 bit? You can use the Command Prompt to check if you are using Java 32-bit or 64-bit. It is ...

Note: Even if you have a 64-bit version of Windows *do not* install the 64-bit version of the Java runtime or SDK unless you have a specific need to do so (for example you're a developer and your ...