If the installation appears to succeed, but Java is not working, check to see whether the Java Control Panel Control Panel The Control Panel is a component of Microsoft Windows that provides the ability to view and change system settings. It consists of a set of applets that include adding or removing hardware and software, controlling user accounts, changing accessibility options, and accessing networking … en.wikipedia.org exists within the Windows Control Panel. If the Java Control Panel is missing, the problem is often related to a conflict with JavaFX or legacy Java code.
How do I fix a Java installation error?
As soon as you see error type 1603, close the installer.
Find the Java start and control panel.
Disable (uncheck) the Leave Java Content in Browser option.
Re-enable Java and Java content in any browser.
Why does Java keep failing to install?
Temporarily disable firewall or antivirus clients
An active antivirus or firewall may prevent Java from installing correctly. Don’t forget to re-enable the firewall, possibly the anti-virus software, when someone successfully completes the Java installation.
How do I fix Java install error 1603?
Make sure you are installing the correct version of Java for your platform.
Install Java every time admin.
First uninstall the previous variant of Java.
Disable your antivirus software.
Close your browser and other Java-based software.
Disable Java content.
How do I fix error 1618 in Java?
Press the CTRL, ALT, and DEL keys at the same time.
Click Task Manager.
Typically, look for the MSIEXEC.exe process.
Click End Process.
Why is the Java uninstall tool not running?
The Java uninstaller will not run regardless of whether your system administrator has specified a set of deployment rules in your current organization.
How do I check if Java is installed or not?
To test the configuration above, open a boot prompt by clicking the Windows Start button anyway and typing “cmd” followed by Enter. A new command prompt should open, from which you can typically type the following command to check your installed version of Java: The result should look like the one below.
Charles Howell is a freelance writer and editor. He has been writing about consumer electronics, how-to guides, and the latest news in the tech world for over 10 years. His work has been featured on a variety of websites, including techcrunch.com, where he is a contributor. When he’s not writing or spending time with his family, he enjoys playing tennis and exploring new restaurants in the area.