How do I know if I have Java 8 JDK installed?
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How do I know if I have Java 8 JDK installed?
Windows 8
- Right-click on the screen at bottom-left corner and choose the Control Panel from the pop-up menu.
- When the Control Panel appears, select Programs.
- Click Programs and Features.
- The installed Java version(s) are listed.
Can I uninstall Java SE Development Kit?
From the Windows Control Panel: Click Programs and Features. Select Java Card Development Kit from the list of programs. Click Uninstall and then Finish.
How do I know if I have Java SE installed?
Open command prompt and enter “java –version”. If installed version number is displayed. 2. On Windows, Java is usually installed in the directory C:/Program Files/Java.
Can I remove Java 8 from my computer?
Windows users can safely uninstall older versions of Java: when installing Java 8 (8u20 and above) or. by using the Java uninstall tool or. by manually uninstalling Java for Windows.
How do I tell which version of Java is installed?
Type “java -version” into the Command Prompt, then press Enter on your keyboard. After a moment, your screen should display the information your computer has about Java, including what version you have installed.
How do I completely remove Java from my computer?
Select Control Panel. Click the Add/Remove Programs control panel icon. The Add/Remove control panel displays a list of software on your system, including any Java software products that are on your computer. Select any that you want to uninstall by clicking on it, and then click the Remove button.
What happened to the Java Control Panel in JDK 9?
In JDK 9, the Java Control Panel was rewritten as a JavaFX application and the location of some functions has changed. To start the Java Control Panel from the command line, enter binjavacpl.exe on Windows, or /bin/jcontrol on macOS or Linux.
How do I enable Java on a Windows 10 computer?
Enable Java in the browser through the Java Control Panel In the Java Control Panel, click the Security tab. Select the option Enable Java content in the browser. Click Apply and then OK to confirm the changes.
Why is my Java version not working after installing javac?
The issue is occuring most probably because you have a JRE in your PATH, before your JDK. This usually happens when we add JDK in the PATH and do not remove previously added JREs. Thus when you do java it points to the JRE and when you do javac it points to the other version/JDK (since the JRE does not have a javac in it)