diff --git a/CHANGELOG.md b/CHANGELOG.md
index 61e2cf0f..667ea419 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [1.1.3]
+* Update example folder.
+
 ## [1.1.2]
 * Add pedantic.
 
diff --git a/README.md b/README.md
index cfdbd4f2..18172233 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,11 @@ The `QuillToolbar` class lets you customise which formatting options are availab
 
 ## Web
 
-For web development, use `flutter config --enable-web` for flutter and use [ReactQuill] for React.  
+For web development, use `flutter config --enable-web` for flutter and use [ReactQuill] for React.
+
+## Migrate Zefyr Data
+
+Check out [code](https://github.com/jwehrle/zefyr_quill_convert) and [doc](https://docs.google.com/document/d/1FUSrpbarHnilb7uDN5J5DDahaI0v1RMXBjj4fFSpSuY/edit?usp=sharing).
   
 ---  
   
@@ -86,4 +90,4 @@ For web development, use `flutter config --enable-web` for flutter and use [Reac
 [FlutterQuill]: https://pub.dev/packages/flutter_quill  
 [ReactQuill]: https://github.com/zenoamaro/react-quill  
 [Slack Group]: https://join.slack.com/t/bulletjournal1024/shared_invite/zt-fys7t9hi-ITVU5PGDen1rNRyCjdcQ2g
-[Sample Page]: https://github.com/singerdmx/flutter-quill/blob/master/app/lib/pages/home_page.dart
+[Sample Page]: https://github.com/singerdmx/flutter-quill/blob/master/example/lib/pages/home_page.dart
diff --git a/analysis_options.yaml b/analysis_options.yaml
index 4679e597..57f3028e 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -4,4 +4,7 @@ analyzer:
   errors:
     undefined_prefixed_name: ignore
     omit_local_variable_types: ignore
-    unsafe_html: ignore
\ No newline at end of file
+    unsafe_html: ignore
+linter:
+  rules:
+    - avoid_print
diff --git a/example/lib/pages/home_page.dart b/example/lib/pages/home_page.dart
index f7299805..2e044fd7 100644
--- a/example/lib/pages/home_page.dart
+++ b/example/lib/pages/home_page.dart
@@ -79,12 +79,11 @@ class _HomePageState extends State<HomePage> {
                 .getSelectionStyle()
                 .attributes
                 .keys
-                .contains("bold")) {
+                .contains('bold')) {
               _controller!
                   .formatSelection(Attribute.clone(Attribute.bold, null));
             } else {
               _controller!.formatSelection(Attribute.bold);
-              print("not bold");
             }
           }
         },
diff --git a/example/lib/widgets/field.dart b/example/lib/widgets/field.dart
index 35e710f2..5a6badfe 100644
--- a/example/lib/widgets/field.dart
+++ b/example/lib/widgets/field.dart
@@ -105,11 +105,11 @@ class _QuillFieldState extends State<QuillField> {
         children: [
           child,
           Visibility(
-            child: widget.toolbar!,
             visible: _focused,
             maintainSize: true,
             maintainAnimation: true,
             maintainState: true,
+            child: widget.toolbar!,
           ),
         ],
       );
diff --git a/example/test/widget_test.dart b/example/test/widget_test.dart
index 4088468f..5029542e 100644
--- a/example/test/widget_test.dart
+++ b/example/test/widget_test.dart
@@ -7,10 +7,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
-
-import '../lib/main.dart';
-
-// import 'package:app/main.dart';
+import 'package:app/main.dart';
 
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {
diff --git a/lib/models/rules/rule.dart b/lib/models/rules/rule.dart
index da83797b..bff58b44 100644
--- a/lib/models/rules/rule.dart
+++ b/lib/models/rules/rule.dart
@@ -61,7 +61,6 @@ class Rules {
         final result = rule.apply(delta, index,
             len: len, data: data, attribute: attribute);
         if (result != null) {
-          print('Rule $rule applied');
           return result..trim();
         }
       } catch (e) {
diff --git a/lib/widgets/controller.dart b/lib/widgets/controller.dart
index d36a73b5..29206059 100644
--- a/lib/widgets/controller.dart
+++ b/lib/widgets/controller.dart
@@ -78,12 +78,7 @@ class QuillController extends ChangeNotifier {
 
     Delta? delta;
     if (len > 0 || data is! String || data.isNotEmpty) {
-      try {
-        delta = document.replace(index, len, data);
-      } catch (e) {
-        print('document.replace failed: $e');
-        rethrow;
-      }
+      delta = document.replace(index, len, data);
       bool shouldRetainDelta = toggledStyle.isNotEmpty &&
           delta.isNotEmpty &&
           delta.length <= 2 &&
@@ -112,23 +107,18 @@ class QuillController extends ChangeNotifier {
       if (delta == null || delta.isEmpty) {
         _updateSelection(textSelection, ChangeSource.LOCAL);
       } else {
-        try {
-          Delta user = Delta()
-            ..retain(index)
-            ..insert(data)
-            ..delete(len);
-          int positionDelta = getPositionDelta(user, delta);
-          _updateSelection(
-            textSelection.copyWith(
-              baseOffset: textSelection.baseOffset + positionDelta,
-              extentOffset: textSelection.extentOffset + positionDelta,
-            ),
-            ChangeSource.LOCAL,
-          );
-        } catch (e) {
-          print('getPositionDelta or getPositionDelta error: $e');
-          rethrow;
-        }
+        Delta user = Delta()
+          ..retain(index)
+          ..insert(data)
+          ..delete(len);
+        int positionDelta = getPositionDelta(user, delta);
+        _updateSelection(
+          textSelection.copyWith(
+            baseOffset: textSelection.baseOffset + positionDelta,
+            extentOffset: textSelection.extentOffset + positionDelta,
+          ),
+          ChangeSource.LOCAL,
+        );
       }
     }
     notifyListeners();
diff --git a/lib/widgets/toolbar.dart b/lib/widgets/toolbar.dart
index 3a6a72b5..cb23a19e 100644
--- a/lib/widgets/toolbar.dart
+++ b/lib/widgets/toolbar.dart
@@ -4,7 +4,6 @@ import 'package:file_picker/file_picker.dart';
 import 'package:filesystem_picker/filesystem_picker.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_colorpicker/flutter_colorpicker.dart';
 import 'package:flutter_quill/models/documents/attribute.dart';
 import 'package:flutter_quill/models/documents/nodes/embed.dart';
@@ -520,46 +519,25 @@ class _ImageButtonState extends State<ImageButton> {
 
     final File file = File(pickedFile.path);
 
-    // We simply return the absolute path to selected file.
-    try {
-      String url = await widget.onImagePickCallback!(file);
-      print('Image uploaded and its url is $url');
-      return url;
-    } catch (error) {
-      print('Upload image error $error');
-    }
-    return null;
+    return widget.onImagePickCallback!(file);
   }
 
   Future<String?> _pickImageWeb() async {
-    try {
-      _paths = (await FilePicker.platform.pickFiles(
-        type: _pickingType,
-        allowMultiple: false,
-        allowedExtensions: (_extension?.isNotEmpty ?? false)
-            ? _extension?.replaceAll(' ', '').split(',')
-            : null,
-      ))
-          ?.files;
-    } on PlatformException catch (e) {
-      print('Unsupported operation' + e.toString());
-    } catch (ex) {
-      print(ex);
-    }
+    _paths = (await FilePicker.platform.pickFiles(
+      type: _pickingType,
+      allowMultiple: false,
+      allowedExtensions: (_extension?.isNotEmpty ?? false)
+          ? _extension?.replaceAll(' ', '').split(',')
+          : null,
+    ))
+        ?.files;
     var _fileName =
         _paths != null ? _paths!.map((e) => e.name).toString() : '...';
 
     if (_paths != null) {
       File file = File(_fileName);
       // We simply return the absolute path to selected file.
-      try {
-        String url = await widget.onImagePickCallback!(file);
-        print('Image uploaded and its url is $url');
-        return url;
-      } catch (error) {
-        print('Upload image error $error');
-      }
-      return null;
+      return widget.onImagePickCallback!(file);
     } else {
       // User canceled the picker
     }
@@ -567,23 +545,16 @@ class _ImageButtonState extends State<ImageButton> {
   }
 
   Future<String> _pickImageDesktop() async {
-    try {
-      var filePath = await FilesystemPicker.open(
-        context: context,
-        rootDirectory: await getApplicationDocumentsDirectory(),
-        fsType: FilesystemType.file,
-        fileTileSelectMode: FileTileSelectMode.wholeTile,
-      );
-      if (filePath != null && filePath.isEmpty) return '';
-
-      final File file = File(filePath!);
-      String url = await widget.onImagePickCallback!(file);
-      print('Image uploaded and its url is $url');
-      return url;
-    } catch (error) {
-      print('Upload image error $error');
-    }
-    return '';
+    var filePath = await FilesystemPicker.open(
+      context: context,
+      rootDirectory: await getApplicationDocumentsDirectory(),
+      fsType: FilesystemType.file,
+      fileTileSelectMode: FileTileSelectMode.wholeTile,
+    );
+    if (filePath != null && filePath.isEmpty) return '';
+
+    final File file = File(filePath!);
+    return widget.onImagePickCallback!(file);
   }
 
   @override
diff --git a/pubspec.yaml b/pubspec.yaml
index 3fe29f53..553ea465 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_quill
-description: A rich text editor
-version: 1.1.2
+description: A rich text editor supporting mobile and web
+version: 1.1.3
 #author: bulletjournal
 homepage: https://bulletjournal.us/home/index.html
 repository: https://github.com/singerdmx/flutter-quill