How can I solve the problem that java Plug-ins cannot run ?, Java Plug-in running Solution
Java Plug-ins in Web applications often fail to run, causing a headache. Here is a comprehensive solution, personal experience, and definitely easy to use.
Set the security level of the browser in the browser, open the browser, preferably IE browser.
On the settings tab in the upper-right corner, select the internet option and go to the security column. Another custom item is displayed below. The default setting is recommendation. You can manually set it to the lowest value, that is, "in", click OK to exit.
If Step 2 does not work, let's proceed to the next step, modify the windows Firewall settings, allow the program to communicate through the firewall, open the control panel, click windows Firewall-> allow programs, click Allow to run another program and select java.
Open Control Panel, go to control panel homepage, find java, and double-click.
In the dialog box that appears, click "security" to minimize the security level.
The last step is to set the user's security level, that is, the User Account Control settings. Go to the control panel-> User Account and home security-> User Account, click Change User Account Control settings, and move the icon down to no notification. It has all been solved here. You can run the program again. In addition, this does not affect the computer's security level.