Win7 Ultimate installed JRE double-click the installation package without any reaction how to do

Win7 Ultimate user response when installing a software system prompts the JRE environment to run properly, so I downloaded the JRE and ready to install, but double-click the installation package After nothing happens, how do you install the JRE?

1. First check if there is a problem with the downloaded JRE program itself, or re-download the 32-bit attempt to install.

2. Install with administrator privileges during installation and check if the Installer service in the system is enabled.

The check method is: press Win+R to open the run dialog box, enter Services.msc and press Enter to open the service manager, find the Windows Installer item, double-click to open it.

3, According to Oracle, if you install jre on Windows, you need to add java_homein in the environment variable, so register jre, it is best to add %java_home%in Go to the first place in the environment variable. Otherwise, the real one will be %systemroot%system32java.exe.

4. If you want to run the java application (small applet) safely, you need to install the 64-bit version of jre on the windows64 bit system. This is a common problem with java. Searching online, you can find a lot, it is also a bug in java. However, it is said that after jre 1.6_21, this problem should not occur.

If this problem occurs in an applet, you need to run 64-bit IE or 64-bit firefox to start the applet, even though your applet is 32-bit.

At the same time, we must ensure that shell32.dll is properly registered in the system, you can run regsvr32

How to install JRE is the above steps, you can install JRE according to the above operation. This article only introduces the method of installing jre in Win7 Ultimate. Other versions of the system can be used as a reference.