diff --git a/MyQrCode.xcodeproj/xcuserdata/yc.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/MyQrCode.xcodeproj/xcuserdata/yc.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
index 5143a7d..59f6b4a 100644
--- a/MyQrCode.xcodeproj/xcuserdata/yc.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
+++ b/MyQrCode.xcodeproj/xcuserdata/yc.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
@@ -84,5 +84,37 @@
             landmarkType = "14">
          </BreakpointContent>
       </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "E235C7A9-AA94-4714-83CE-AFB86F88A6B5"
+            shouldBeEnabled = "No"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "MyQrCode/Views/CreateQRCodeView.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "145"
+            endingLineNumber = "145"
+            landmarkName = "createInputComponentForType()"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "937652B7-5A6D-4691-903E-F45D0841A211"
+            shouldBeEnabled = "Yes"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "MyQrCode/Views/Components/InputComponentFactory.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "233"
+            endingLineNumber = "233"
+            landmarkName = "createInputComponent(for:emailConfig:wifiConfig:contactConfig:locationConfig:calendarConfig:socialConfig:phoneConfig:urlConfig:textConfig:)"
+            landmarkType = "7">
+         </BreakpointContent>
+      </BreakpointProxy>
    </Breakpoints>
 </Bucket>
diff --git a/MyQrCode/Models/QRCodeParser.swift b/MyQrCode/Models/QRCodeParser.swift
index 698f007..c831229 100644
--- a/MyQrCode/Models/QRCodeParser.swift
+++ b/MyQrCode/Models/QRCodeParser.swift
@@ -168,12 +168,12 @@ class QRCodeParser {
         }
         
         // Instagram
-        if trimmedContent.contains("instagram.com") {
+        if trimmedContent.hasPrefix("instagram://user?username=") {
             return parseInstagram(trimmedContent)
         }
         
         // Facebook
-        if trimmedContent.contains("facebook.com") {
+        if trimmedContent.hasPrefix("fb://profile/") {
             return parseFacebook(trimmedContent)
         }
         
@@ -188,7 +188,7 @@ class QRCodeParser {
         }
         
         // WhatsApp
-        if trimmedContent.contains("wa.me") {
+        if trimmedContent.hasPrefix("whatsapp://send?phone=") {
             return parseWhatsApp(trimmedContent)
         }
         
@@ -514,7 +514,7 @@ class QRCodeParser {
     
     // MARK: - 解析Instagram
     private static func parseInstagram(_ content: String) -> ParsedQRData {
-        let username = content.components(separatedBy: "/").dropLast().last ?? ""
+        let username = content.replacingOccurrences(of: "instagram://user?username=", with: "")
         
         return ParsedQRData(
             type: .instagram,
@@ -526,12 +526,12 @@ class QRCodeParser {
     
     // MARK: - 解析Facebook
     private static func parseFacebook(_ content: String) -> ParsedQRData {
-        let pageId = content.components(separatedBy: "/").dropLast().last ?? ""
+        let profileId = content.replacingOccurrences(of: "fb://profile/", with: "")
         
         return ParsedQRData(
             type: .facebook,
             title: "Facebook",
-            subtitle: "页面: \(pageId)",
+            subtitle: "用户ID: \(profileId)",
             icon: "person.2"
         )
     }
@@ -562,7 +562,7 @@ class QRCodeParser {
     
     // MARK: - 解析WhatsApp
     private static func parseWhatsApp(_ content: String) -> ParsedQRData {
-        let phone = content.replacingOccurrences(of: "https://wa.me/", with: "")
+        let phone = content.replacingOccurrences(of: "whatsapp://send?phone=", with: "")
         
         return ParsedQRData(
             type: .whatsapp,
diff --git a/MyQrCode/Views/Components/InputComponentFactory.swift b/MyQrCode/Views/Components/InputComponentFactory.swift
index 9479740..078ff4a 100644
--- a/MyQrCode/Views/Components/InputComponentFactory.swift
+++ b/MyQrCode/Views/Components/InputComponentFactory.swift
@@ -278,15 +278,15 @@ struct InputComponentFactory {
         case .calendar:
             return "输入日历事件信息..."
         case .instagram:
-            return "输入Instagram信息..."
+            return "输入Instagram用户名..."
         case .facebook:
-            return "输入Facebook信息..."
+            return "输入Facebook用户ID..."
         case .spotify:
             return "输入Spotify信息..."
         case .twitter:
             return "输入Twitter信息..."
         case .whatsapp:
-            return "输入WhatsApp信息..."
+            return "输入WhatsApp电话号码（如：+1234567890）..."
         case .viber:
             return "输入Viber信息..."
         case .snapchat:
diff --git a/MyQrCode/Views/Components/SocialInputView.swift b/MyQrCode/Views/Components/SocialInputView.swift
index f6395d8..6996518 100644
--- a/MyQrCode/Views/Components/SocialInputView.swift
+++ b/MyQrCode/Views/Components/SocialInputView.swift
@@ -12,9 +12,9 @@ struct SocialInputView: View {
         case instagram = "Instagram"
         case facebook = "Facebook"
         case twitter = "Twitter"
-        case tiktok = "TikTok"
+        case tiktok = "Tiktok"
         case snapchat = "Snapchat"
-        case whatsapp = "WhatsApp"
+        case whatsapp = "Whatsapp"
         case viber = "Viber"
         case spotify = "Spotify"
         
@@ -51,7 +51,7 @@ struct SocialInputView: View {
             case .twitter: return "用户名或链接"
             case .tiktok: return "用户名或链接"
             case .snapchat: return "用户名"
-            case .whatsapp: return "消息内容"
+            case .whatsapp: return "输入WhatsApp电话号码"
             case .viber: return "消息内容"
             case .spotify: return "歌曲或播放列表链接"
             }
@@ -59,8 +59,8 @@ struct SocialInputView: View {
         
         var hint: String {
             switch self {
-            case .instagram: return "输入Instagram用户名或完整链接"
-            case .facebook: return "输入Facebook用户名或完整链接"
+            case .instagram: return "输入Instagram用户名"
+            case .facebook: return "输入Facebook用户ID"
             case .twitter: return "输入Twitter用户名或完整链接"
             case .tiktok: return "输入TikTok用户名或完整链接"
             case .snapchat: return "输入Snapchat用户名"
@@ -106,7 +106,7 @@ struct SocialInputView: View {
             // 用户名/链接 (必填)
             VStack(alignment: .leading, spacing: 8) {
                 HStack {
-                    Text(platform == .whatsapp || platform == .viber ? "消息内容" : "用户名/链接")
+                    Text(platform == .whatsapp ? "电话号码" : (platform == .viber ? "消息内容" : "用户名/链接"))
                         .font(.subheadline)
                         .foregroundColor(.primary)
                     Text("*")
@@ -120,8 +120,8 @@ struct SocialInputView: View {
                     .focused($focusedField, equals: .username)
             }
             
-            // 消息内容 (仅WhatsApp和Viber)
-            if platform == .whatsapp || platform == .viber {
+            // 消息内容 (仅Viber)
+            if platform == .viber {
                 VStack(alignment: .leading, spacing: 8) {
                     HStack {
                         Text("消息内容")
@@ -177,11 +177,17 @@ struct SocialInputView: View {
     private func getFormatHint() -> String {
         switch platform {
         case .instagram, .facebook, .twitter, .tiktok:
-            return "• 可以输入用户名（如：username）\n• 或输入完整链接（如：https://instagram.com/username）"
+            if platform == .instagram {
+                return "• 输入Instagram用户名\n• 将生成instagram://user?username=用户名格式"
+            } else if platform == .facebook {
+                return "• 输入Facebook用户ID\n• 将生成fb://profile/用户ID格式"
+            } else {
+                return "• 可以输入用户名（如：username）\n• 或输入完整链接（如：https://twitter.com/username）"
+            }
         case .snapchat:
             return "• 输入Snapchat用户名\n• 例如：username"
         case .whatsapp:
-            return "• 输入WhatsApp消息内容\n• 将生成可分享的链接"
+            return "• 输入WhatsApp电话号码（如：+1234567890）\n• 将生成whatsapp://send?phone=电话号码格式\n• 用户扫描后可直接打开WhatsApp聊天"
         case .viber:
             return "• 输入Viber消息内容\n• 将生成可分享的链接"
         case .spotify:
@@ -196,4 +202,4 @@ struct SocialInputView: View {
         message: .constant(""),
         platform: .instagram
     )
-} 
\ No newline at end of file
+} 
diff --git a/MyQrCode/Views/CreateQRCodeView.swift b/MyQrCode/Views/CreateQRCodeView.swift
index d41a963..58ce508 100644
--- a/MyQrCode/Views/CreateQRCodeView.swift
+++ b/MyQrCode/Views/CreateQRCodeView.swift
@@ -511,16 +511,15 @@ struct CreateQRCodeView: View {
             ical += "END:VEVENT"
             return ical
         case .instagram:
-            return "https://instagram.com/\(socialUsername)"
+            return "instagram://user?username=\(socialUsername)"
         case .facebook:
-            return "https://facebook.com/\(socialUsername)"
+            return "fb://profile/\(socialUsername)"
         case .spotify:
             return socialUsername.hasPrefix("http") ? socialUsername : "https://open.spotify.com/track/\(socialUsername)"
         case .twitter:
             return "https://twitter.com/\(socialUsername)"
         case .whatsapp:
-            let message = socialMessage.isEmpty ? "Hello" : socialMessage
-            return "https://wa.me/\(socialUsername)?text=\(message.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed) ?? message)"
+            return "whatsapp://send?phone=\(socialUsername)"
         case .viber:
             let message = socialMessage.isEmpty ? "Hello" : socialMessage
             return "viber://chat?number=\(socialUsername)&text=\(message.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed) ?? message)"
diff --git a/MyQrCode/Views/QRCodeDetailView.swift b/MyQrCode/Views/QRCodeDetailView.swift
index c5ecca4..81f59aa 100644
--- a/MyQrCode/Views/QRCodeDetailView.swift
+++ b/MyQrCode/Views/QRCodeDetailView.swift
@@ -356,6 +356,12 @@ struct ShareSheet: UIViewControllerRepresentable {
     return NavigationView { QRCodeDetailView(historyItem: item) }
 }
 
+#Preview("WhatsApp") {
+    let ctx = PreviewData.context
+    let item = PreviewData.whatsappSample(in: ctx)
+    return NavigationView { QRCodeDetailView(historyItem: item) }
+}
+
 #Preview("Text") {
     let ctx = PreviewData.context
     let item = PreviewData.textSample(in: ctx)
@@ -424,10 +430,15 @@ private enum PreviewData {
     }
 
     static func instagramSample(in context: NSManagedObjectContext) -> HistoryItem {
-        let content = "https://www.instagram.com/example_user/"
+        let content = "instagram://user?username=example_user"
         return makeBaseItem(in: context, content: content, qrType: .instagram)
     }
 
+    static func whatsappSample(in context: NSManagedObjectContext) -> HistoryItem {
+        let content = "whatsapp://send?phone=+1234567890"
+        return makeBaseItem(in: context, content: content, qrType: .whatsapp)
+    }
+
     static func textSample(in context: NSManagedObjectContext) -> HistoryItem {
         let content = "Hello, this is a text message!"
         return makeBaseItem(in: context, content: content, qrType: .text)
diff --git a/docs/QRCODE_DETAIL_VIEW_README.md b/docs/QRCODE_DETAIL_VIEW_README.md
index 16863ec..920c227 100644
--- a/docs/QRCODE_DETAIL_VIEW_README.md
+++ b/docs/QRCODE_DETAIL_VIEW_README.md
@@ -90,11 +90,11 @@ LOCATION:Office
 END:VEVENT
 
 // 社交媒体
-Instagram: https://www.instagram.com/<用户名>/
-Facebook: https://www.facebook.com/<用户名或页面ID>
+Instagram: instagram://user?username=<用户名>
+Facebook: fb://profile/<用户ID>
 Spotify: spotify:track:<曲目ID>
 Twitter: https://twitter.com/<用户名>
-WhatsApp: https://wa.me/<电话号码>
+WhatsApp: whatsapp://send?phone=<电话号码>
 Viber: viber://contact?number=<电话号码>
 Snapchat: snapchat://<用户名>
 TikTok: https://www.tiktok.com/@<用户名>