How to Install Java 21 (JDK 21 LTS) on Windows 11 & 10 | Complete Setup Guide 2026
In this video, you'll learn how to install Java 21 (Oracle JDK 21 LTS) on Windows step by step.
✅ Download Oracle JDK 21
✅ Install Oracle JDK
✅ Set JAVA_HOME Environment Variable
✅ Add Java to PATH
✅ Verify Java Installation
✅ Writing and executing Hello world program
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