diff --git a/hertzbeat-manager/src/main/java/org/apache/hertzbeat/manager/service/impl/MonitorServiceImpl.java b/hertzbeat-manager/src/main/java/org/apache/hertzbeat/manager/service/impl/MonitorServiceImpl.java
index 7e06ef78229..679c6e875e2 100644
--- a/hertzbeat-manager/src/main/java/org/apache/hertzbeat/manager/service/impl/MonitorServiceImpl.java
+++ b/hertzbeat-manager/src/main/java/org/apache/hertzbeat/manager/service/impl/MonitorServiceImpl.java
@@ -431,12 +431,6 @@ public void modifyMonitor(Monitor monitor, List<Param> params, String collector,
                 newJobId = collectJobScheduling.updateAsyncCollectJob(appDefine, collector);
             }
             monitor.setJobId(newJobId);
-
-            // execute only in non paused status
-            try {
-                detectMonitor(monitor, params, collector);
-            } catch (Exception ignored) {
-            }
         }
 
         // After the update is successfully released, refresh the database
@@ -451,6 +445,8 @@ public void modifyMonitor(Monitor monitor, List<Param> params, String collector,
             // force update gmtUpdate time, due the case: monitor not change, param change.
             // we also think monitor change
             monitor.setGmtUpdate(LocalDateTime.now());
+            // preserve the live status owned by the real-time collection path; the modify request must not overwrite it
+            monitor.setStatus(preMonitor.getStatus());
             // update or open grafana dashboard
             if (monitor.getApp().equals(CommonConstants.PROMETHEUS) && grafanaDashboard != null) {
                 if (grafanaDashboard.isEnabled()) {
diff --git a/hertzbeat-manager/src/test/java/org/apache/hertzbeat/manager/service/MonitorServiceTest.java b/hertzbeat-manager/src/test/java/org/apache/hertzbeat/manager/service/MonitorServiceTest.java
index a7351ee2219..3f682f933db 100644
--- a/hertzbeat-manager/src/test/java/org/apache/hertzbeat/manager/service/MonitorServiceTest.java
+++ b/hertzbeat-manager/src/test/java/org/apache/hertzbeat/manager/service/MonitorServiceTest.java
@@ -65,6 +65,7 @@
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.aggregator.ArgumentsAccessor;
 import org.junit.jupiter.params.provider.CsvSource;
+import org.mockito.ArgumentCaptor;
 import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.junit.jupiter.MockitoExtension;
@@ -634,6 +635,46 @@ void modifyMonitor() {
                 () -> monitorService.modifyMonitor(dto.getMonitor(), dto.getParams(), null, null));
     }
 
+    @Test
+    void testModifyMonitorPreservesLiveStatus() {
+        long monitorId = 1L;
+        List<Param> params = Collections.singletonList(Param.builder()
+                .field("field")
+                .paramValue("value")
+                .build());
+        Monitor preMonitor = Monitor.builder().jobId(1L).intervals(1).app("app").name("memory").instance("host")
+                .id(monitorId).status(CommonConstants.MONITOR_UP_CODE).build();
+        Monitor monitor = Monitor.builder().jobId(1L).intervals(1).app("app").name("memory").instance("host")
+                .id(monitorId).status(CommonConstants.MONITOR_PAUSED_CODE).build();
+        Job job = new Job();
+        job.setApp(monitor.getApp());
+        when(monitorDao.findById(monitorId)).thenReturn(Optional.of(preMonitor));
+        when(tagService.determineNewLabels(any())).thenReturn(Collections.emptyList());
+        when(appService.getAppDefine(monitor.getApp())).thenReturn(job);
+        when(collectJobScheduling.updateAsyncCollectJob(any(Job.class))).thenReturn(1L);
+
+        monitorService.modifyMonitor(monitor, params, null, null);
+
+        ArgumentCaptor<Monitor> monitorCaptor = ArgumentCaptor.forClass(Monitor.class);
+        verify(monitorDao).save(monitorCaptor.capture());
+        assertEquals(CommonConstants.MONITOR_UP_CODE, monitorCaptor.getValue().getStatus());
+
+        reset(monitorDao, tagService, appService, collectJobScheduling, paramDao, collectorMonitorBindDao);
+        long pausedMonitorId = 2L;
+        Monitor pausedPreMonitor = Monitor.builder().jobId(2L).intervals(1).app("app").name("memory").instance("host")
+                .id(pausedMonitorId).status(CommonConstants.MONITOR_PAUSED_CODE).build();
+        Monitor pausedMonitor = Monitor.builder().jobId(2L).intervals(1).app("app").name("memory").instance("host")
+                .id(pausedMonitorId).status(CommonConstants.MONITOR_UP_CODE).build();
+        when(monitorDao.findById(pausedMonitorId)).thenReturn(Optional.of(pausedPreMonitor));
+        when(tagService.determineNewLabels(any())).thenReturn(Collections.emptyList());
+
+        monitorService.modifyMonitor(pausedMonitor, params, null, null);
+
+        monitorCaptor = ArgumentCaptor.forClass(Monitor.class);
+        verify(monitorDao).save(monitorCaptor.capture());
+        assertEquals(CommonConstants.MONITOR_PAUSED_CODE, monitorCaptor.getValue().getStatus());
+    }
+
     @Test
     void deleteMonitor() {
         Set<Long> ids = new HashSet<>();