You are not alone. Java is one of the most misunderstood pieces of software on personal computers. While it powers millions of enterprise systems and Android apps, the average laptop user might not need it at all.
If you are a student or professional building apps for Android, big data (Hadoop), or enterprise backends, you definitely need a Java Development Kit (JDK). Why You Might Want to Uninstall It do i need java on my laptop
If you are learning Python, C++, or web development, you don't need Java. But if your syllabus says "Intro to Object Oriented Programming using Java" or you are preparing for the AP CS exam, you must install the Java Development Kit (JDK), which includes the runtime. You are not alone
Your laptop will boot faster, be more secure, and have one fewer annoying update pop-up. If a program genuinely needs Java in the future, it will give you a clear error message like "This application requires Java Runtime Environment." At that point, you can download it. If you are a student or professional building