如果Android目标SDK〉30，则React本机推送通知存在问题，您可以在github中检查此问题
要修复此问题，您需要使用此修补程序修补库：

diff --git a/node_modules/react-native-push-notification/android/src/main/java/com/dieam/reactnativepushnotification/modules/RNPushNotificationHelper.java b/node_modules/react-native-push-notification/android/src/main/java/com/dieam/reactnativepushnotification/modules/RNPushNotificationHelper.java
index ad3527b..447a540 100644
--- a/node_modules/react-native-push-notification/android/src/main/java/com/dieam/reactnativepushnotification/modules/RNPushNotificationHelper.java
+++ b/node_modules/react-native-push-notification/android/src/main/java/com/dieam/reactnativepushnotification/modules/RNPushNotificationHelper.java
@@ -455,8 +455,13 @@ public class RNPushNotificationHelper {
 
             int notificationID = Integer.parseInt(notificationIdString);
 
-            PendingIntent pendingIntent = PendingIntent.getActivity(context, notificationID, intent,
-                    PendingIntent.FLAG_UPDATE_CURRENT);
+            PendingIntent pendingIntent = null;
+            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.S) {
+                pendingIntent = PendingIntent.getActivity(context, notificationID, intent, PendingIntent.FLAG_MUTABLE);
+            }
+            else {
+                pendingIntent = PendingIntent.getActivity(context, notificationID, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+            }
 
             NotificationManager notificationManager = notificationManager();

此解决方案已在github上提供。