ngs/content/location</b> - Location permissions can affect WebRTC',
                        '<b>chrome://settings/privacy</b> - Check "WebRTC IP handling policy"',
                        'Extensions like WebRTC Leak Prevent, uBlock Origin, or Privacy Badger may block WebRTC'
                    ]);
            } else if (ua.includes('Firefox')) {
                addCheckItem('info', 'Firefox Browser Detected', 
                    'Firefox has about:config settings that control WebRTC:',
                  