If you see “not recognized,” restart your command prompt or check your PATH settings.
The only official source for older JRE versions is the .
If a website asks for version 1.8.0, you are looking for Java 8.
Many older (but still critical) programs require —more commonly known as Java 8 or JRE 8 .
Version Conflicts: If you have Java 11 or 17 installed, your system might prioritize them. Use the "Java Control Panel" to manage which version is active. Security Warning
If you see “not recognized,” restart your command prompt or check your PATH settings.
The only official source for older JRE versions is the .
If a website asks for version 1.8.0, you are looking for Java 8.
Many older (but still critical) programs require —more commonly known as Java 8 or JRE 8 .
Version Conflicts: If you have Java 11 or 17 installed, your system might prioritize them. Use the "Java Control Panel" to manage which version is active. Security Warning
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08.05.2026