diff --git a/programming/react-native/release-notes/index.md b/programming/react-native/release-notes/index.md
index dae2245..b151d12 100644
--- a/programming/react-native/release-notes/index.md
+++ b/programming/react-native/release-notes/index.md
@@ -9,6 +9,7 @@ breadcrumbText: Release Notes
 
 # Dynamsoft Capture Vision React Native SDK - Release Notes
 
+- [3.4.1200 (04/22/2026)]({{ site.dcv_react_native }}release-notes/react-native-3.html#341200-04222026)
 - [3.4.1100 (03/26/2026)]({{ site.dcv_react_native }}release-notes/react-native-3.html#341100-03262026)
 - [3.4.1000 (03/19/2026)]({{ site.dcv_react_native }}release-notes/react-native-3.html#341000-03192026)
 - [3.2.5001 (12/25/2025)]({{ site.dcv_react_native }}release-notes/react-native-3.html#325001-12252025)
diff --git a/programming/react-native/release-notes/react-native-3.md b/programming/react-native/release-notes/react-native-3.md
index 6bdaa88..83c1fd9 100644
--- a/programming/react-native/release-notes/react-native-3.md
+++ b/programming/react-native/release-notes/react-native-3.md
@@ -9,6 +9,18 @@ noTitleIndex: true
 
 # Release Notes v3.x - dynamsoft-capture-vision-react-native
 
+## 3.4.1200 (04/22/2026)
+
+### Improved
+
+- Updated camera lifecycle management code to improve stability.
+
+### Fixed
+
+- Fixed an issue where downloading deep learning models could fail.
+- Fixed an issue where the [`switchCapturingTemplate`]({{ site.dcvb_ios_api }}capture-vision-router/multiple-file-processing.html#switchcapturingtemplate) method could fail to load deep learning models.
+- Fixed an issue where nullable MRZ result fields could cause errors or inconsistent values when being bridged from iOS native code to React Native.
+
 ## 3.4.1100 (03/26/2026)
 
 - Fixed a symbol conflict issue.