The Fake Java Update PopUp is a web browser advertisement shown by scammers that are trying to trick you into downloading adware installers. They do this by showing an alert that states that Java ...

How do I stop the Java Update from popping up in Windows 10 or 11? If you want to stop Java Update from popping up, what you can do is stop the notification. This can stop the popup.

Select the "Update" tab on the Java Control Panel. Uncheck the box next to "Check for Updates Automatically." Click the "Do Not Check" button on the pop-up window that appears.