Older Java installers are designed to look for and automatically load a number of specifically named DLL (Dynamic Link Library) files that might exist in the folder they were launched from.

To clear the Java cache, open the Java control panel, which you can find in the Windows Control Panel or in System Preferences on a Mac. You can also try deleting the temporary internet files ...

How to install Java on your computer. To run Java apps, open JAR files or compile some source code into bytecode you’ll need to install Java. To download and install Java on Windows, MacOS or Ubuntu, ...