ZyXEL Communications P-2304R-P1 Series - Manual (Page 233)

Appendix B Pop-up Windows, JavaScripts and Java Permissions
P-2304R-P1 Series User’s Guide
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Figure 126 Security Settings - Java Scripting
Java Permissions
1 From Internet Explorer, click Tools, Internet Options and then the Security tab.
2 Click the Custom Level... button.
3 Scroll down to Microsoft VM.
4 Under Java permissions make sure that a safety level is selected.
5 Click OK to close the window.
Figure 127 Security Settings - Java