diff --git a/test-apps/daily-notification-test/src/lib/diagnostics-export.ts b/test-apps/daily-notification-test/src/lib/diagnostics-export.ts
new file mode 100644
index 0000000..85823d8
--- /dev/null
+++ b/test-apps/daily-notification-test/src/lib/diagnostics-export.ts
@@ -0,0 +1,318 @@
+/**
+ * Diagnostics Export Utility
+ * 
+ * Comprehensive diagnostics collection and export for the DailyNotification plugin
+ * Provides detailed system information for debugging and support
+ * 
+ * @author Matthew Raymer
+ * @version 1.0.0
+ */
+
+import { 
+  PermissionStatus, 
+  NotificationStatus, 
+  ExactAlarmStatus 
+} from './bridge'
+
+export interface ComprehensiveDiagnostics {
+  // Basic app information
+  appVersion: string
+  platform: string
+  apiLevel: string
+  timezone: string
+  lastUpdated: string
+  
+  // Core status matrix fields
+  postNotificationsGranted: boolean
+  exactAlarmGranted: boolean
+  channelEnabled: boolean
+  batteryOptimizationsIgnored: boolean
+  canScheduleNow: boolean
+  lastError?: string
+  
+  // Detailed capabilities
+  capabilities: {
+    notificationStatus: NotificationStatus
+    permissions: PermissionStatus
+    exactAlarmStatus: ExactAlarmStatus
+    
+    // Browser/WebView information
+    userAgent: string
+    language: string
+    platform: string
+    cookieEnabled: boolean
+    onLine: boolean
+    hardwareConcurrency: number
+    maxTouchPoints: number
+    
+    // Timing information
+    timestamp: number
+    timezoneOffset: number
+    
+    // Plugin availability
+    pluginAvailable: boolean
+    
+    // Error context
+    errorContext: {
+      hasError: boolean
+      errorMessage: string | null
+      lastCheckTime: string
+    }
+    
+    // Performance metrics
+    performanceMetrics: {
+      loadTime: number
+      memoryUsage?: number
+      connectionType?: string
+    }
+  }
+  
+  // System information
+  systemInfo: {
+    screenResolution: string
+    colorDepth: number
+    pixelRatio: number
+    viewportSize: string
+    devicePixelRatio: number
+  }
+  
+  // Network information
+  networkInfo: {
+    connectionType: string
+    effectiveType?: string
+    downlink?: number
+    rtt?: number
+  }
+  
+  // Storage information
+  storageInfo: {
+    localStorageAvailable: boolean
+    sessionStorageAvailable: boolean
+    indexedDBAvailable: boolean
+    webSQLAvailable: boolean
+  }
+}
+
+export class DiagnosticsExporter {
+  
+  /**
+   * Collect comprehensive diagnostics
+   */
+  async collectDiagnostics(
+    notificationStatus: NotificationStatus,
+    permissions: PermissionStatus,
+    exactAlarmStatus: ExactAlarmStatus,
+    pluginAvailable: boolean
+  ): Promise<ComprehensiveDiagnostics> {
+    
+    const startTime = performance.now()
+    
+    // Collect system information
+    const systemInfo = this.collectSystemInfo()
+    
+    // Collect network information
+    const networkInfo = this.collectNetworkInfo()
+    
+    // Collect storage information
+    const storageInfo = this.collectStorageInfo()
+    
+    // Calculate performance metrics
+    const loadTime = performance.now() - startTime
+    
+    return {
+      appVersion: '1.0.0', // TODO: Get from app info
+      platform: 'Android', // TODO: Detect platform
+      apiLevel: 'Unknown', // TODO: Get from device info
+      timezone: Intl.DateTimeFormat().resolvedOptions().timeZone,
+      lastUpdated: new Date().toLocaleString(),
+      postNotificationsGranted: permissions.notifications === 'granted',
+      exactAlarmGranted: exactAlarmStatus.enabled,
+      channelEnabled: notificationStatus.isEnabled,
+      batteryOptimizationsIgnored: false, // TODO: Check battery optimization status
+      canScheduleNow: notificationStatus.isEnabled && permissions.notifications === 'granted',
+      lastError: notificationStatus.error,
+      capabilities: {
+        notificationStatus,
+        permissions,
+        exactAlarmStatus,
+        userAgent: navigator.userAgent,
+        language: navigator.language,
+        platform: navigator.platform,
+        cookieEnabled: navigator.cookieEnabled,
+        onLine: navigator.onLine,
+        hardwareConcurrency: navigator.hardwareConcurrency || 0,
+        maxTouchPoints: navigator.maxTouchPoints || 0,
+        timestamp: Date.now(),
+        timezoneOffset: new Date().getTimezoneOffset(),
+        pluginAvailable,
+        errorContext: {
+          hasError: !!notificationStatus.error,
+          errorMessage: notificationStatus.error || null,
+          lastCheckTime: new Date().toISOString()
+        },
+        performanceMetrics: {
+          loadTime,
+          memoryUsage: this.getMemoryUsage(),
+          connectionType: networkInfo.connectionType
+        }
+      },
+      systemInfo,
+      networkInfo,
+      storageInfo
+    }
+  }
+  
+  /**
+   * Collect system information
+   */
+  private collectSystemInfo() {
+    return {
+      screenResolution: `${screen.width}x${screen.height}`,
+      colorDepth: screen.colorDepth,
+      pixelRatio: window.devicePixelRatio || 1,
+      viewportSize: `${window.innerWidth}x${window.innerHeight}`,
+      devicePixelRatio: window.devicePixelRatio || 1
+    }
+  }
+  
+  /**
+   * Collect network information
+   */
+  private collectNetworkInfo() {
+    const connection = (navigator as any).connection || (navigator as any).mozConnection || (navigator as any).webkitConnection
+    
+    return {
+      connectionType: connection?.type || 'unknown',
+      effectiveType: connection?.effectiveType,
+      downlink: connection?.downlink,
+      rtt: connection?.rtt
+    }
+  }
+  
+  /**
+   * Collect storage information
+   */
+  private collectStorageInfo() {
+    return {
+      localStorageAvailable: this.isStorageAvailable('localStorage'),
+      sessionStorageAvailable: this.isStorageAvailable('sessionStorage'),
+      indexedDBAvailable: this.isStorageAvailable('indexedDB'),
+      webSQLAvailable: this.isStorageAvailable('openDatabase')
+    }
+  }
+  
+  /**
+   * Check if storage is available
+   */
+  private isStorageAvailable(type: string): boolean {
+    try {
+      const storage = (window as any)[type]
+      if (!storage) return false
+      
+      if (type === 'indexedDB') {
+        return !!storage
+      }
+      
+      if (type === 'openDatabase') {
+        return !!storage
+      }
+      
+      // Test localStorage/sessionStorage
+      const test = '__storage_test__'
+      storage.setItem(test, test)
+      storage.removeItem(test)
+      return true
+    } catch {
+      return false
+    }
+  }
+  
+  /**
+   * Get memory usage (if available)
+   */
+  private getMemoryUsage(): number | undefined {
+    const memory = (performance as any).memory
+    return memory ? memory.usedJSHeapSize : undefined
+  }
+  
+  /**
+   * Export diagnostics as JSON string
+   */
+  exportAsJSON(diagnostics: ComprehensiveDiagnostics): string {
+    return JSON.stringify(diagnostics, null, 2)
+  }
+  
+  /**
+   * Export diagnostics as CSV
+   */
+  exportAsCSV(diagnostics: ComprehensiveDiagnostics): string {
+    const rows = [
+      ['Field', 'Value'],
+      ['App Version', diagnostics.appVersion],
+      ['Platform', diagnostics.platform],
+      ['API Level', diagnostics.apiLevel],
+      ['Timezone', diagnostics.timezone],
+      ['Last Updated', diagnostics.lastUpdated],
+      ['Post Notifications Granted', diagnostics.postNotificationsGranted.toString()],
+      ['Exact Alarm Granted', diagnostics.exactAlarmGranted.toString()],
+      ['Channel Enabled', diagnostics.channelEnabled.toString()],
+      ['Battery Optimizations Ignored', diagnostics.batteryOptimizationsIgnored.toString()],
+      ['Can Schedule Now', diagnostics.canScheduleNow.toString()],
+      ['Last Error', diagnostics.lastError || 'None'],
+      ['Plugin Available', diagnostics.capabilities.pluginAvailable.toString()],
+      ['User Agent', diagnostics.capabilities.userAgent],
+      ['Language', diagnostics.capabilities.language],
+      ['Platform', diagnostics.capabilities.platform],
+      ['Online', diagnostics.capabilities.onLine.toString()],
+      ['Hardware Concurrency', diagnostics.capabilities.hardwareConcurrency.toString()],
+      ['Max Touch Points', diagnostics.capabilities.maxTouchPoints.toString()],
+      ['Screen Resolution', diagnostics.systemInfo.screenResolution],
+      ['Color Depth', diagnostics.systemInfo.colorDepth.toString()],
+      ['Pixel Ratio', diagnostics.systemInfo.pixelRatio.toString()],
+      ['Viewport Size', diagnostics.systemInfo.viewportSize],
+      ['Connection Type', diagnostics.networkInfo.connectionType],
+      ['Local Storage Available', diagnostics.storageInfo.localStorageAvailable.toString()],
+      ['Session Storage Available', diagnostics.storageInfo.sessionStorageAvailable.toString()],
+      ['IndexedDB Available', diagnostics.storageInfo.indexedDBAvailable.toString()],
+      ['WebSQL Available', diagnostics.storageInfo.webSQLAvailable.toString()]
+    ]
+    
+    return rows.map(row => row.map(cell => `"${cell}"`).join(',')).join('\n')
+  }
+  
+  /**
+   * Copy diagnostics to clipboard
+   */
+  async copyToClipboard(diagnostics: ComprehensiveDiagnostics, format: 'json' | 'csv' = 'json'): Promise<void> {
+    const content = format === 'json' 
+      ? this.exportAsJSON(diagnostics)
+      : this.exportAsCSV(diagnostics)
+    
+    await navigator.clipboard.writeText(content)
+  }
+}
+
+// Singleton instance
+export const diagnosticsExporter = new DiagnosticsExporter()
+
+// Utility functions
+export async function collectDiagnostics(
+  notificationStatus: NotificationStatus,
+  permissions: PermissionStatus,
+  exactAlarmStatus: ExactAlarmStatus,
+  pluginAvailable: boolean
+): Promise<ComprehensiveDiagnostics> {
+  return diagnosticsExporter.collectDiagnostics(notificationStatus, permissions, exactAlarmStatus, pluginAvailable)
+}
+
+export function exportDiagnosticsAsJSON(diagnostics: ComprehensiveDiagnostics): string {
+  return diagnosticsExporter.exportAsJSON(diagnostics)
+}
+
+export function exportDiagnosticsAsCSV(diagnostics: ComprehensiveDiagnostics): string {
+  return diagnosticsExporter.exportAsCSV(diagnostics)
+}
+
+export async function copyDiagnosticsToClipboard(diagnostics: ComprehensiveDiagnostics, format: 'json' | 'csv' = 'json'): Promise<void> {
+  return diagnosticsExporter.copyToClipboard(diagnostics, format)
+}
diff --git a/test-apps/daily-notification-test/src/views/StatusView.vue b/test-apps/daily-notification-test/src/views/StatusView.vue
index f64f2eb..c76fea1 100644
--- a/test-apps/daily-notification-test/src/views/StatusView.vue
+++ b/test-apps/daily-notification-test/src/views/StatusView.vue
@@ -89,6 +89,7 @@
 import { Vue, Component, toNative } from 'vue-facing-decorator'
 import StatusCard from '../components/cards/StatusCard.vue'
 import { createTypedPlugin, type PermissionStatus, type NotificationStatus, type ExactAlarmStatus } from '../lib/typed-plugin'
+import { collectDiagnostics, copyDiagnosticsToClipboard, type ComprehensiveDiagnostics } from '../lib/diagnostics-export'
 
 interface StatusItem {
   key: string
@@ -102,20 +103,8 @@ interface StatusItem {
   }
 }
 
-interface Diagnostics {
-  appVersion: string
-  platform: string
-  apiLevel: string
-  timezone: string
-  lastUpdated: string
-  postNotificationsGranted: boolean
-  exactAlarmGranted: boolean
-  channelEnabled: boolean
-  batteryOptimizationsIgnored: boolean
-  canScheduleNow: boolean
-  lastError?: string
-  capabilities: Record<string, any>
-}
+// Use ComprehensiveDiagnostics from diagnostics-export
+type Diagnostics = ComprehensiveDiagnostics
 
 @Component({
   components: {
@@ -136,7 +125,40 @@ class StatusView extends Vue {
     channelEnabled: false,
     batteryOptimizationsIgnored: false,
     canScheduleNow: false,
-    capabilities: {}
+    lastError: undefined,
+    capabilities: {
+      notificationStatus: { isEnabled: false, isScheduled: false, pending: false },
+      permissions: { notifications: 'denied', notificationsEnabled: false },
+      exactAlarmStatus: { enabled: false, supported: false },
+      userAgent: '',
+      language: '',
+      platform: '',
+      cookieEnabled: false,
+      onLine: false,
+      hardwareConcurrency: 0,
+      maxTouchPoints: 0,
+      timestamp: 0,
+      timezoneOffset: 0,
+      pluginAvailable: false,
+      errorContext: { hasError: false, errorMessage: null, lastCheckTime: '' },
+      performanceMetrics: { loadTime: 0 }
+    },
+    systemInfo: {
+      screenResolution: '0x0',
+      colorDepth: 0,
+      pixelRatio: 1,
+      viewportSize: '0x0',
+      devicePixelRatio: 1
+    },
+    networkInfo: {
+      connectionType: 'unknown'
+    },
+    storageInfo: {
+      localStorageAvailable: false,
+      sessionStorageAvailable: false,
+      indexedDBAvailable: false,
+      webSQLAvailable: false
+    }
   }
 
   get statusItems(): StatusItem[] {
@@ -228,25 +250,13 @@ class StatusView extends Vue {
         typedPlugin.getExactAlarmStatus()
       ])
 
-      // Update diagnostics
-      this.diagnostics = {
-        appVersion: '1.0.0', // TODO: Get from app info
-        platform: 'Android', // TODO: Detect platform
-        apiLevel: 'Unknown', // TODO: Get from device info
-        timezone: Intl.DateTimeFormat().resolvedOptions().timeZone,
-        lastUpdated: new Date().toLocaleString(),
-        postNotificationsGranted: permissions.notifications === 'granted',
-        exactAlarmGranted: exactAlarmStatus.enabled,
-        channelEnabled: notificationStatus.isEnabled,
-        batteryOptimizationsIgnored: false, // TODO: Check battery optimization status
-        canScheduleNow: notificationStatus.isEnabled && permissions.notifications === 'granted',
-        lastError: notificationStatus.error,
-        capabilities: {
-          notificationStatus,
-          permissions,
-          exactAlarmStatus
-        }
-      }
+      // Collect comprehensive diagnostics
+      this.diagnostics = await collectDiagnostics(
+        notificationStatus,
+        permissions,
+        exactAlarmStatus,
+        !!typedPlugin
+      )
 
       console.log('✅ Status matrix refreshed successfully')
       
@@ -299,8 +309,8 @@ class StatusView extends Vue {
 
   async exportDiagnostics() {
     try {
-      await navigator.clipboard.writeText(this.diagnosticsJson)
-      console.log('📋 Diagnostics copied to clipboard')
+      await copyDiagnosticsToClipboard(this.diagnostics, 'json')
+      console.log('📋 Comprehensive diagnostics copied to clipboard')
       
       // Show success feedback
       const button = document.querySelector('.action-button.export') as HTMLButtonElement