diff --git a/interfaces/innerkits/include/appspawn.h b/interfaces/innerkits/include/appspawn.h
index 7372aff20a424a01b2fde50cfc21b0bae67e6552..5058b77a5056421b80d8b90c0d8a1c124a68fb21 100644
--- a/interfaces/innerkits/include/appspawn.h
+++ b/interfaces/innerkits/include/appspawn.h
@@ -120,6 +120,7 @@ typedef enum {
     MSG_UNINSTALL_DEBUG_HAP,
     MSG_LOCK_STATUS,
     MSG_OBSERVE_PROCESS_SIGNAL_STATUS,
+    MSG_DLCLOSE_WEBLIB_IN_SPAWNER,
     MAX_TYPE_INVALID
 } AppSpawnMsgType;
 
diff --git a/modules/ace_adapter/BUILD.gn b/modules/ace_adapter/BUILD.gn
index 4c274652ee644f13eccf8a25d308c44ca3cecc8f..d5c1fb76966a537dc0bd3bb171709ca2d3ab2094 100644
--- a/modules/ace_adapter/BUILD.gn
+++ b/modules/ace_adapter/BUILD.gn
@@ -30,6 +30,9 @@ ohos_shared_library("appspawn_ace") {
     "${appspawn_path}/util:libappspawn_util",
   ]
   defines = []
+  if (target_cpu == "arm64") {
+    defines += [ "webview_arm64" ]
+  }
   if (asan_detector || is_asan) {
     defines += [ "ASAN_DETECTOR" ]
   }
diff --git a/modules/ace_adapter/ace_adapter.cpp b/modules/ace_adapter/ace_adapter.cpp
index 37da3a22e9b2e6340837e24f64e2999ff8d9286b..a86487dcc9595493c5d90dbc84ffcd3e6fc4449d 100644
--- a/modules/ace_adapter/ace_adapter.cpp
+++ b/modules/ace_adapter/ace_adapter.cpp
@@ -312,6 +312,31 @@ APPSPAWN_STATIC int DoDlopenLibs(const cJSON *root, ParseJsonContext *context)
 
 APPSPAWN_STATIC int DlopenAppSpawn(AppSpawnMgr *content)
 {
+#if defined(webview_arm64)
+    Dl_namespace dlns;
+    dlns_init(&dlns, "nweb_ns");
+    dlns_create(&dlns,
+        "/data/app/el1/bundle/public/com.huawei.hmos.arkwebcore/libs/arm64:"
+        "/data/storage/el1/bundle/arkwebcore/libs/arm64");
+    void* webEngineHandle = dlopen_ns(&dlns, "libarkweb_engine.so", RTLD_NOW | RTLD_GLOBAL);
+    if (!webEngineHandle) {
+        APPSPAWN_LOGI("FAILED to dlopen libarkweb_engine.so in appspawn %{public}s", dlerror());
+    } else {
+        APPSPAWN_LOGI("SUCCESS to dlopen libarkweb_engine.so in appspawn");
+    }
+
+    // preload dlopen libohos_adapter_glue_source.z.so
+    const std::string libName = "/system/lib64/libohos_adapter_glue_source.z.so";
+    void *handle = dlopen(libName.c_str(), RTLD_NOW | RTLD_GLOBAL);
+    if (handle == nullptr) {
+        APPSPAWN_LOGI("FAILED to dlopen libohos_adapter_glue_source.so in appspawn %{public}s", dlerror());
+    } else {
+        APPSPAWN_LOGI("SUCCESS to dlopen libohos_adapter_glue_source.so in appspawn");
+    }
+
+    OHOS::Ace::AceForwardCompatibility::ReclaimFileCache(getpid());
+#endif
+
     if (!IsAppSpawnMode(content)) {
         return 0;
     }
diff --git a/standard/appspawn_service.c b/standard/appspawn_service.c
index 70dae3e8a60b32f5792dc0117778faddd5256bce..23b0898cce2fcc42d8900f9de3fee3fe5722d063 100644
--- a/standard/appspawn_service.c
+++ b/standard/appspawn_service.c
@@ -15,6 +15,7 @@
 
 #include "appspawn_service.h"
 
+#include <dlfcn.h>
 #include <dirent.h>
 #include <fcntl.h>
 #include <stdio.h>
@@ -67,6 +68,9 @@ static void WaitChildDied(pid_t pid);
 static void OnReceiveRequest(const TaskHandle taskHandle, const uint8_t *buffer, uint32_t buffLen);
 static void ProcessRecvMsg(AppSpawnConnection *connection, AppSpawnMsgNode *message);
 
+// When arkweb is upgraded, the maximum number of dlclose loop iterations.
+const int MAX_DLCLOSE_COUNT = 10;
+
 // FD_CLOEXEC
 static inline void SetFdCtrl(int fd, int opt)
 {
@@ -1528,6 +1532,14 @@ static int ProcessSpawnRemountMsg(AppSpawnConnection *connection, AppSpawnMsgNod
 #else
 static int ProcessSpawnRemountMsg(AppSpawnConnection *connection, AppSpawnMsgNode *message)
 {
+	AppSpawnMsg* msg = &message->msgHeader;
+	APPSPAWN_LOGI("Recv ProcessSpawnRemountMsg message header magic: 0x%{public}x type: %{public}u"
+                  "id: %{public}u len: %{public}u processName: %{public}s",
+        msg->magic,
+        msg->msgType,
+        msg->msgId,
+        msg->msgLen,
+        msg->processName);
     char srcPath[PATH_SIZE] = {0};
     int len = GetArkWebInstallPath("persist.arkwebcore.install_path", srcPath);
     APPSPAWN_CHECK(len > 0, return -1, "Failed to get arkwebcore install path");
@@ -1582,6 +1594,51 @@ static int ProcessSpawnRemountMsg(AppSpawnConnection *connection, AppSpawnMsgNod
 }
 #endif
 
+static bool IsNWebLibLoaded(Dl_namespace dlns)
+{
+    void* handler = dlopen_ns(&dlns, "libarkweb_engine.so", RTLD_NOW | RTLD_NOLOAD);
+    if (handler) {
+        dlclose(handler);
+        return true;
+    }
+    return false;
+}
+
+static int ProcessSpawnDlcloseMsg(AppSpawnConnection *connection, AppSpawnMsgNode *message)
+{
+    AppSpawnMsg* msg = &message->msgHeader;
+    APPSPAWN_LOGI("Recv ProcessSpawnReqMsg message header magic: 0x%{public}x type: %{public}u"
+                  "id: %{public}u len: %{public}u processName: %{public}s",
+        msg->magic,
+        msg->msgType,
+        msg->msgId,
+        msg->msgLen,
+        msg->processName);
+    Dl_namespace dlns;
+    if (dlns_get("nweb_ns", &dlns) != 0) {
+        APPSPAWN_LOGE("Failed to get nweb ns");
+        return 0;
+    }
+
+    void* webEngineHandle = dlopen_ns(&dlns, "libarkweb_engine.so", RTLD_NOW | RTLD_GLOBAL);
+    if (!webEngineHandle) {
+        APPSPAWN_LOGI("FAILED to dlopen libarkweb_engine.so in appspawn %{public}s", dlerror());
+        return 0;
+    }
+
+    int cnt = MAX_DLCLOSE_COUNT;
+    do {
+        cnt--;
+        dlclose(webEngineHandle);
+
+        if (cnt == 0 && IsNWebLibLoaded(dlns)) {
+            APPSPAWN_LOGE("ProcessSpawnReqMsg dlclose retry 10 times, return");
+        }
+    } while (cnt > 0 && IsNWebLibLoaded(dlns));
+
+    return 0;
+}
+
 static void ProcessSpawnRestartMsg(AppSpawnConnection *connection, AppSpawnMsgNode *message)
 {
     AppSpawnContent *content = GetAppSpawnContent();
@@ -1874,6 +1931,9 @@ static void ProcessRecvMsg(AppSpawnConnection *connection, AppSpawnMsgNode *mess
         case MSG_OBSERVE_PROCESS_SIGNAL_STATUS:
             ProcessObserveProcessSignalMsg(connection, message);
             break;
+        case MSG_DLCLOSE_WEBLIB_IN_SPAWNER:
+            ProcessSpawnDlcloseMsg(connection, message);
+            break;
         default:
             SendResponse(connection, msg, APPSPAWN_MSG_INVALID, 0);
             DeleteAppSpawnMsg(&message);