diff --git a/example/lib/main.dart b/example/lib/main.dart
index 613464e..b66425c 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -15,15 +15,21 @@ class MyApp extends StatefulWidget {
 class _MyAppState extends State<MyApp> {
   String? _scanValue;
 
+  void setScannedValue(String value) {
+    debugPrint("$value ${value.length}");
+    setState(() {
+      _scanValue = value;
+    });
+  }
+
   @override
   void initState() {
     super.initState();
     QrcodeBarcodeScanner(
-      onScannedCallback: (String value) => setState(
-        () {
-          _scanValue = value;
-        },
-      ),
+      onScannedCallback: (String value) {
+        // debugPrint("Scan value vase64: '${utf8.decode(base64.decode(value))}'");
+        setScannedValue(value);
+      },
     );
   }
 
@@ -34,11 +40,25 @@ class _MyAppState extends State<MyApp> {
         appBar: AppBar(
           title: const Text('Plugin example app'),
         ),
-        body: Center(
-          child: Text(
-            'Scan value: ${_scanValue ?? "none"}',
-            style: const TextStyle(fontSize: 30),
-          ),
+        body: Column(
+          children: [
+            Expanded(
+              child: Center(
+                child: Text(
+                  _scanValue ?? 'none',
+                  style: const TextStyle(fontSize: 30),
+                ),
+              ),
+            ),
+            ElevatedButton(
+              onPressed: () {
+                setState(() {
+                  _scanValue = null;
+                });
+              },
+              child: const Text("Clear scanned"),
+            )
+          ],
         ),
       ),
     );
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 9465c0d..b63e25a 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -37,18 +37,18 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
+      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.2"
+    version: "1.18.0"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
-      sha256: e35129dc44c9118cee2a5603506d823bab99c68393879edb440e0090d07586be
+      sha256: d57953e10f9f8327ce64a508a355f0b1ec902193f66288e8cb5070e7c47eeb2d
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.5"
+    version: "1.0.6"
   fake_async:
     dependency: transitive
     description:
@@ -61,10 +61,10 @@ packages:
     dependency: transitive
     description:
       name: file
-      sha256: "1b92bec4fc2a72f59a8e15af5f52cd441e4a7860b49499d69dfa817af20e925d"
+      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.4"
+    version: "7.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -79,10 +79,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "2118df84ef0c3ca93f96123a616ae8540879991b8b57af2f81b76a7ada49b2a4"
+      sha256: a25a15ebbdfc33ab1cd26c63a6ee519df92338a9c10f122adda92938253bef04
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -98,6 +98,30 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "78eb209deea09858f5269f5a5b02be4049535f568c07b275096836f01ea323fa"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.0"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: b46c5e37c19120a8a01918cfaf293547f47269f7cb4b0058f21531c2465d6ef0
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: a597f72a664dbd293f3bfc51f9ba69816f84dcd403cdac7066cb3f6003f3ab47
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   lints:
     dependency: transitive
     description:
@@ -110,58 +134,58 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.8.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
+      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.11.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   platform:
     dependency: transitive
     description:
       name: platform
-      sha256: "4a451831508d7d6ca779f7ac6e212b4023dd5a7d08a27a63da33756410e32b76"
+      sha256: "12220bb4b65720483f8fa9450b4332347737cf8213dd2840d8b2c823e47243ec"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "3.1.4"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      sha256: da3fdfeccc4d4ff2da8f8c556704c08f912542c5fb3cf2233ed75372384a034d
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.6"
+    version: "2.1.8"
   process:
     dependency: transitive
     description:
       name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
+      sha256: "21e54fd2faf1b5bdd5102afd25012184a6793927648ea81eea80552ac9405b32"
       url: "https://pub.dev"
     source: hosted
-    version: "4.2.4"
+    version: "5.0.2"
   qrcode_barcode_scanner:
     dependency: "direct main"
     description:
@@ -186,18 +210,18 @@ packages:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
+      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.11.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
+      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   string_scanner:
     dependency: transitive
     description:
@@ -226,10 +250,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
+      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.0"
+    version: "0.6.1"
   vector_math:
     dependency: transitive
     description:
@@ -242,26 +266,18 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: c620a6f783fa22436da68e42db7ebbf18b8c44b9a46ab911f666ff09ffd9153f
-      url: "https://pub.dev"
-    source: hosted
-    version: "11.7.1"
-  web:
-    dependency: transitive
-    description:
-      name: web
-      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
+      sha256: b3d56ff4341b8f182b96aceb2fa20e3dcb336b9f867bc0eafc0de10f1048e957
       url: "https://pub.dev"
     source: hosted
-    version: "0.1.4-beta"
+    version: "13.0.0"
   webdriver:
     dependency: transitive
     description:
       name: webdriver
-      sha256: "3c923e918918feeb90c4c9fdf1fe39220fa4c0e8e2c0fffaded174498ef86c49"
+      sha256: "003d7da9519e1e5f329422b36c4dcdf18d7d2978d1ba099ea4e45ba490ed845e"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.3"
 sdks:
-  dart: ">=3.1.0 <4.0.0"
+  dart: ">=3.2.0-0 <4.0.0"
   flutter: ">=3.3.0"
diff --git a/lib/qrcode_barcode_scanner.dart b/lib/qrcode_barcode_scanner.dart
index b04db50..e986190 100644
--- a/lib/qrcode_barcode_scanner.dart
+++ b/lib/qrcode_barcode_scanner.dart
@@ -31,86 +31,17 @@ class QrcodeBarcodeScanner {
   /// A delayed action handler to handle delayed events.
   final DelayedActionHandler _actionHandler;
 
-  /// A map that maps key labels to their corresponding normal and shift values.
-  final Map<String, Map<String, String?>> _keyMappings = {
-    "a": {"normal": "a", "shift": "A"},
-    "b": {"normal": "b", "shift": "B"},
-    "c": {"normal": "c", "shift": "C"},
-    "d": {"normal": "d", "shift": "D"},
-    "e": {"normal": "e", "shift": "E"},
-    "f": {"normal": "f", "shift": "F"},
-    "g": {"normal": "g", "shift": "G"},
-    "h": {"normal": "h", "shift": "H"},
-    "i": {"normal": "i", "shift": "I"},
-    "j": {"normal": "j", "shift": "J"},
-    "k": {"normal": "k", "shift": "K"},
-    "l": {"normal": "l", "shift": "L"},
-    "m": {"normal": "m", "shift": "M"},
-    "n": {"normal": "n", "shift": "N"},
-    "o": {"normal": "o", "shift": "O"},
-    "p": {"normal": "p", "shift": "P"},
-    "q": {"normal": "q", "shift": "Q"},
-    "r": {"normal": "r", "shift": "R"},
-    "s": {"normal": "s", "shift": "S"},
-    "t": {"normal": "t", "shift": "T"},
-    "u": {"normal": "u", "shift": "U"},
-    "v": {"normal": "v", "shift": "V"},
-    "w": {"normal": "w", "shift": "W"},
-    "x": {"normal": "x", "shift": "X"},
-    "y": {"normal": "y", "shift": "Y"},
-    "z": {"normal": "z", "shift": "Z"},
-    "1": {"normal": "1", "shift": "!"},
-    "2": {"normal": "2", "shift": "@"},
-    "3": {"normal": "3", "shift": "#"},
-    "4": {"normal": "4", "shift": "\$"},
-    "5": {"normal": "5", "shift": "%"},
-    "6": {"normal": "6", "shift": "^"},
-    "7": {"normal": "7", "shift": "&"},
-    "8": {"normal": "8", "shift": "*"},
-    "9": {"normal": "9", "shift": "("},
-    "0": {"normal": "0", "shift": ")"},
-    "`": {"normal": "`", "shift": "~"},
-    "-": {"normal": "-", "shift": "_"},
-    "=": {"normal": "=", "shift": "+"},
-    "[": {"normal": "[", "shift": "{"},
-    "]": {"normal": "]", "shift": "}"},
-    "\\": {"normal": "\\", "shift": "|"},
-    ";": {"normal": ";", "shift": ":"},
-    "'": {"normal": "'", "shift": "\""},
-    ",": {"normal": ",", "shift": "<"},
-    ".": {"normal": ".", "shift": ">"},
-    "/": {"normal": "/", "shift": "?"},
-    "Tab": {"normal": "\t", "shift": null},
-    "Enter": {"normal": "\n", "shift": null},
-    " ": {"normal": " ", "shift": " "},
-  };
-
   Future<String?> getPlatformVersion() {
     return QrcodeBarcodeScannerPlatform.instance.getPlatformVersion();
   }
 
-  /// Returns `true` if the [LogicalKeyboardKey] is the shift key.
-  ///
-  /// [key] is the logical keyboard key to check.
-  bool isShift(LogicalKeyboardKey key) => key.synonyms.isNotEmpty
-      ? key.synonyms.first == LogicalKeyboardKey.shift
-      : false;
-
-  /// Returns `true` if the [RawKeyEvent] is a key down event.
-  ///
-  /// [event] is the raw keyboard event to check.
-  bool isKeyDown(RawKeyEvent event) => event is RawKeyDownEvent;
-
-  /// The current modifier for the shift key.
-  String _modifier = "normal";
-
   /// Creates a new instance of [QrcodeBarcodeScanner].
   ///
   /// The [onScannedCallback] parameter is a required callback function
   /// that handles scanned barcodes.
   QrcodeBarcodeScanner({required this.onScannedCallback})
       : _actionHandler = DelayedActionHandler(hundredMs) {
-    RawKeyboard.instance.addListener(_keyBoardCallback);
+    HardwareKeyboard.instance.addHandler(_keyBoardCallback);
     _controller.stream.where((char) => char != null).listen(onKeyEvent);
   }
 
@@ -133,37 +64,17 @@ class QrcodeBarcodeScanner {
 
   /// The callback function that is called when a keyboard event occurs.
   ///
-  /// If [event] is a key down event, the corresponding key label is retrieved and added to the stream controller
-  /// using [_getKeyForLogicalKey]. If the key is a shift key, [_modifier] is set to "shift" for the next key event.
-  ///
-  /// If [event] is a key up event, and the key is a shift key, [_modifier] is set to "normal".
-  ///
   /// [event] is the raw keyboard event that occurred.
-  void _keyBoardCallback(RawKeyEvent event) {
-    final LogicalKeyboardKey logicalKey = event.logicalKey;
-    if (!isKeyDown(event)) {
-      if (isShift(logicalKey)) {
-        _modifier = "shift";
-      } else {
-        final String? key = _getKeyForLogicalKey(logicalKey);
-        _controller.add(key);
-        _modifier = "normal";
-      }
+  bool _keyBoardCallback(KeyEvent event) {
+    if (event.character != "" &&
+        event.character != null &&
+        (List.of(event.character?.codeUnits ?? [])
+              ..removeWhere((element) => element == 0))
+            .isNotEmpty) {
+      _controller.add(event.character?.trim() ?? "");
+      return true;
     }
-  }
-
-  /// Returns the mapped key based on the given logical keyboard key [key].
-  ///
-  /// The mapped key is obtained from the [_keyMappings] map. The key mappings map
-  /// maps each key label to a map that maps each modifier (e.g. "normal",
-  /// "shift") to a corresponding value. If the key label is not found in the
-  /// map, null is returned.
-  ///
-  /// [key] is the logical keyboard key.
-  String? _getKeyForLogicalKey(LogicalKeyboardKey key) {
-    final Map<String, String?>? mappedKey =
-        _keyMappings[key.keyLabel.toLowerCase()];
-    return mappedKey?[_modifier];
+    return false;
   }
 
   /// Disposes the resources used by the `QrcodeBarcodeScanner`.
@@ -171,7 +82,7 @@ class QrcodeBarcodeScanner {
   /// Call this method when the `QrcodeBarcodeScanner` is no longer needed to release
   /// any resources (such as keyboard listeners) it may have acquired.
   void dispose() {
-    RawKeyboard.instance.removeListener(_keyBoardCallback);
+    HardwareKeyboard.instance.removeHandler(_keyBoardCallback);
     _controller.close();
   }
 }
diff --git a/pubspec.lock b/pubspec.lock
index 6dd9b42..3bdcb83 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -37,10 +37,10 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
+      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.2"
+    version: "1.18.0"
   fake_async:
     dependency: transitive
     description:
@@ -67,6 +67,30 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "78eb209deea09858f5269f5a5b02be4049535f568c07b275096836f01ea323fa"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.0"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: b46c5e37c19120a8a01918cfaf293547f47269f7cb4b0058f21531c2465d6ef0
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: a597f72a664dbd293f3bfc51f9ba69816f84dcd403cdac7066cb3f6003f3ab47
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   lints:
     dependency: transitive
     description:
@@ -79,42 +103,42 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.8.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
+      sha256: d584fa6707a52763a52446f02cc621b077888fb63b93bbcb1143a7be5a0c0c04
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.11.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   plugin_platform_interface:
     dependency: "direct main"
     description:
       name: plugin_platform_interface
-      sha256: da3fdfeccc4d4ff2da8f8c556704c08f912542c5fb3cf2233ed75372384a034d
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.6"
+    version: "2.1.8"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -132,18 +156,18 @@ packages:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
+      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.11.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
+      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   string_scanner:
     dependency: transitive
     description:
@@ -164,10 +188,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
+      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.0"
+    version: "0.6.1"
   vector_math:
     dependency: transitive
     description:
@@ -176,14 +200,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  web:
+  vm_service:
     dependency: transitive
     description:
-      name: web
-      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
+      name: vm_service
+      sha256: b3d56ff4341b8f182b96aceb2fa20e3dcb336b9f867bc0eafc0de10f1048e957
       url: "https://pub.dev"
     source: hosted
-    version: "0.1.4-beta"
+    version: "13.0.0"
 sdks:
-  dart: ">=3.1.0 <4.0.0"
+  dart: ">=3.2.0-0 <4.0.0"
   flutter: ">=3.3.0"