Briefly
Because of security-level settings, Java 8 has security requirements for running local applet applications. Run the. html file for the applet application in the Chrome browser because Java is prevented from running because of security issues. You need to set it up. Java Plug-in installation
Firefox browser should be Java-enabled, Chrome will first hint the need to install Java Plug-ins, follow the prompts to download the installation Chromeinstall-8u60.exe and verify it. Local Application Security permission
Open the Local. html file in Chrome:
Click on it to always run on this site:
Applet applications are found to be unable to run in the Chrome browser because of security issues. You then need to add the application to the site list in the Java Control Panel:
From the Windows Start menu, in Control Panel, search for Java and click the Java icon to open and select the Security tab:
Click "Edit Site List", in the pop-up dialog box, select "Add", the Local. HTML path can be filled in, click "OK":
Next, you need to restart the Chrome browser to take the settings just now, and then run the applet again in the browser, you may be prompted for local security issues, click "Continue" to see the application after the normal operation.