diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ec220ce5..c20bfa318 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,3 +14,4 @@
 - [fix: fix ConfigChangeListener and unit test](https://github.com/Tencent/spring-cloud-tencent/pull/1655)
 - [feat: support spring-retry and feign config refresh and feign eager load support schema](https://github.com/Tencent/spring-cloud-tencent/pull/1650)
 - [fix: fix ConfigChangeListener ut bug](https://github.com/Tencent/spring-cloud-tencent/pull/1660)
+- [fix: polaris.discovery.heartbeat.enabled not effective.](https://github.com/Tencent/spring-cloud-tencent/pull/1621)
diff --git a/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/PolarisDiscoveryProperties.java b/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/PolarisDiscoveryProperties.java
index 93794f2de..4eb8d1fe6 100644
--- a/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/PolarisDiscoveryProperties.java
+++ b/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/PolarisDiscoveryProperties.java
@@ -78,22 +78,22 @@ public class PolarisDiscoveryProperties {
 	private Boolean enabled = true;
 
 	/**
-	 * Enable heartbeat or not.
+	 * If instance registered.
 	 */
-	@Value("${spring.cloud.polaris.discovery.heartbeat-enabled:true}")
-	private Boolean heartbeatEnabled = true;
+	@Value("${spring.cloud.polaris.discovery.register:#{true}}")
+	private Boolean registerEnabled;
 
 	/**
-	 * Heartbeat interval (seconds).
+	 * Enable heartbeat or not.
 	 */
-	@Value("${spring.cloud.polaris.discovery.heartbeat-interval:5}")
-	private Integer heartbeatInterval = 5;
+	private Boolean heartbeatEnabled = true;
 
 	/**
-	 * If instance registered.
+	 * Heartbeat interval ( 0 < interval <= 60).
+	 * Time unit: second. Default: 5.
+	 * @see ContextConstant#DEFAULT_REGISTRY_HEARTBEAT_TIME_INTERVAL
 	 */
-	@Value("${spring.cloud.polaris.discovery.register:#{true}}")
-	private Boolean registerEnabled;
+	private Integer heartbeatInterval = DEFAULT_REGISTRY_HEARTBEAT_TIME_INTERVAL;
 
 	/**
 	 * Custom health check url to override default.
@@ -213,6 +213,14 @@ public class PolarisDiscoveryProperties {
 		this.serviceListRefreshInterval = serviceListRefreshInterval;
 	}
 
+	public Boolean getHeartbeatEnabled() {
+		return heartbeatEnabled;
+	}
+
+	public void setHeartbeatEnabled(Boolean heartbeatEnabled) {
+		this.heartbeatEnabled = heartbeatEnabled;
+	}
+
 	public Integer getHeartbeatInterval() {
 		if (this.heartbeatInterval <= 0 || this.heartbeatInterval > 60) {
 			heartbeatInterval = DEFAULT_REGISTRY_HEARTBEAT_TIME_INTERVAL;
@@ -284,14 +292,6 @@ public class PolarisDiscoveryProperties {
 		this.detect = detect;
 	}
 
-	public Boolean getHeartbeatEnabled() {
-		return heartbeatEnabled;
-	}
-
-	public void setHeartbeatEnabled(Boolean heartbeatEnabled) {
-		this.heartbeatEnabled = heartbeatEnabled;
-	}
-
 	@Override
 	public String toString() {
 		return "PolarisDiscoveryProperties{" +
@@ -303,8 +303,8 @@ public class PolarisDiscoveryProperties {
 				", version='" + version + '\'' +
 				", protocol='" + protocol + '\'' +
 				", enabled=" + enabled +
-				", heartbeatEnabled=" + heartbeatEnabled +
 				", registerEnabled=" + registerEnabled +
+				", heartbeatEnabled=" + heartbeatEnabled +
 				", heartbeatInterval=" + heartbeatInterval +
 				", healthCheckUrl='" + healthCheckUrl + '\'' +
 				", serviceListRefreshInterval=" + serviceListRefreshInterval +
diff --git a/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistry.java b/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistry.java
index 8fda5966b..c224e7ef2 100644
--- a/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistry.java
+++ b/spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistry.java
@@ -22,7 +22,6 @@ import java.util.Map;
 import java.util.Objects;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
-import java.util.concurrent.TimeUnit;
 
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.StaticMetadataManager;
@@ -56,13 +55,10 @@ import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.DisposableBean;
 import org.springframework.cloud.client.serviceregistry.ServiceRegistry;
-import org.springframework.cloud.context.scope.refresh.RefreshScopeRefreshedEvent;
-import org.springframework.context.event.EventListener;
 import org.springframework.http.HttpHeaders;
 
 import static java.util.concurrent.TimeUnit.SECONDS;
 import static org.springframework.util.ReflectionUtils.rethrowRuntimeException;
-import org.springframework.beans.factory.annotation.Value;
 
 /**
  * Service registry of Polaris.
@@ -81,6 +77,7 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 
 	private final StaticMetadataManager staticMetadataManager;
 	private final PolarisStatProperties polarisStatProperties;
+	private final ScheduledExecutorService heartbeatExecutor;
 
 	public PolarisServiceRegistry(PolarisDiscoveryProperties polarisDiscoveryProperties,
 			PolarisSDKContextManager polarisSDKContextManager, PolarisDiscoveryHandler polarisDiscoveryHandler,
@@ -89,6 +86,15 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 		this.polarisSDKContextManager = polarisSDKContextManager;
 		this.polarisDiscoveryHandler = polarisDiscoveryHandler;
 		this.staticMetadataManager = staticMetadataManager;
+
+		if (StringUtils.isNotBlank(polarisDiscoveryProperties.getHealthCheckUrl())) {
+			this.heartbeatExecutor = Executors
+					.newSingleThreadScheduledExecutor(new NamedThreadFactory("polaris-heartbeat"));
+		}
+		else {
+			this.heartbeatExecutor = null;
+		}
+
 		this.polarisStatProperties = polarisStatProperties;
 	}
 
@@ -130,66 +136,50 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 		try {
 			ProviderAPI providerClient = polarisSDKContextManager.getProviderAPI();
 			InstanceRegisterResponse instanceRegisterResponse;
-
-			if (!polarisDiscoveryProperties.getHeartbeatEnabled()) {
+			if (polarisDiscoveryProperties.getHeartbeatEnabled()) {
+				if (StringUtils.isBlank(polarisDiscoveryProperties.getHealthCheckUrl())) {
+					instanceRegisterResponse = providerClient.registerInstance(instanceRegisterRequest);
+				}
+				else {
+					instanceRegisterRequest.setTtl(polarisDiscoveryProperties.getHeartbeatInterval());
+					instanceRegisterResponse = providerClient.register(instanceRegisterRequest);
+					InstanceHeartbeatRequest heartbeatRequest = new InstanceHeartbeatRequest();
+					BeanUtils.copyProperties(instanceRegisterRequest, heartbeatRequest);
+					heartbeatRequest.setInstanceID(instanceRegisterResponse.getInstanceId());
+					// Start the heartbeat thread after the registration is successful.
+					heartbeat(heartbeatRequest);
+				}
+			}
+			else {
 				// Heartbeat is disabled
 				instanceRegisterResponse = providerClient.register(instanceRegisterRequest);
 				LOGGER.info("Registered instance without heartbeat.");
-			} else {
-				// Heartbeat is enabled
-				instanceRegisterRequest.setTtl(polarisDiscoveryProperties.getHeartbeatInterval());
-				instanceRegisterResponse = providerClient.registerInstance(instanceRegisterRequest);
-				LOGGER.info("Registered instance with heartbeat enabled.");
-
-				// Heartbeat thread always starts, health check only affects heartbeat content
-				String healthCheckUrl = polarisDiscoveryProperties.getHealthCheckUrl();
-				ScheduledExecutorService heartbeatExecutor = Executors.newSingleThreadScheduledExecutor();
-				heartbeatExecutor.scheduleWithFixedDelay(() -> {
-					try {
-						boolean canSendHeartbeat = true;
-						if (StringUtils.isNotBlank(healthCheckUrl)) {
-							Map<String, String> headers = new HashMap<>(1);
-							headers.put(HttpHeaders.USER_AGENT, "polaris");
-							canSendHeartbeat = OkHttpUtil.checkUrl(
-								instanceRegisterRequest.getHost(),
-								instanceRegisterRequest.getPort(),
-								healthCheckUrl,
-								headers
-							);
+			}
+			registration.setInstanceId(instanceRegisterResponse.getInstanceId());
+			LOGGER.info("polaris registry, {} {} {} {}:{} {} {} {} {} register finished", polarisDiscoveryProperties.getNamespace(),
+					registration.getServiceId(), registration.getInstanceId(), registration.getHost(), registration.getPort(),
+					staticMetadataManager.getRegion(), staticMetadataManager.getZone(), staticMetadataManager.getCampus(),
+					staticMetadataManager.getMergedStaticMetadata());
+			if (Objects.nonNull(polarisStatProperties) && polarisStatProperties.isEnabled()) {
+				try {
+					StatReporter statReporter = (StatReporter) polarisSDKContextManager.getSDKContext().getPlugins()
+							.getPlugin(PluginTypes.STAT_REPORTER.getBaseType(), StatReporterConfig.DEFAULT_REPORTER_PROMETHEUS);
+					if (Objects.nonNull(statReporter)) {
+						ReporterMetaInfo reporterMetaInfo = statReporter.metaInfo();
+						if (reporterMetaInfo.getPort() != null) {
+							LOGGER.info("Stat server started on port: " + reporterMetaInfo.getPort() + " (http)");
 						}
-						if (!canSendHeartbeat) {
-							LOGGER.warn("Health check failed, skip heartbeat this round. health check endpoint = {}", healthCheckUrl);
-							return;
+						else {
+							LOGGER.info("Stat server is set to type of Push gateway");
 						}
-						InstanceHeartbeatRequest heartbeatRequest = new InstanceHeartbeatRequest();
-						BeanUtils.copyProperties(instanceRegisterRequest, heartbeatRequest);
-						heartbeatRequest.setInstanceID(instanceRegisterResponse.getInstanceId());
-						providerClient.heartbeat(heartbeatRequest);
-						LOGGER.debug("Polaris heartbeat is sent successfully.");
-					} catch (Exception e) {
-						LOGGER.error("Polaris heartbeat runtime error", e);
 					}
-				},
-				polarisDiscoveryProperties.getHeartbeatInterval(),
-				polarisDiscoveryProperties.getHeartbeatInterval(),
-				TimeUnit.SECONDS);
-			}
-			
-			registration.setInstanceId(instanceRegisterResponse.getInstanceId());
-			LOGGER.info("polaris registry, {} {} {} {}:{} {} {} {} {} register finished",
-					instanceRegisterRequest.getNamespace(),
-					instanceRegisterRequest.getService(),
-					instanceRegisterResponse.getInstanceId(),
-					instanceRegisterRequest.getHost(),
-					instanceRegisterRequest.getPort(),
-					instanceRegisterRequest.getRegion(),
-					instanceRegisterRequest.getZone(),
-					instanceRegisterRequest.getCampus(),
-					instanceRegisterRequest.getMetadata());
-
-			// Start stat server and configure service
-			if (polarisStatProperties.isEnabled()) {
-				startStatServer();
+					else {
+						LOGGER.warn("Plugin StatReporter not found");
+					}
+				}
+				catch (Exception e) {
+					LOGGER.warn("Stat server started error, ", e);
+				}
 			}
 
 			ServiceConfigImpl serviceConfig = (ServiceConfigImpl) polarisSDKContextManager.getSDKContext().getConfig()
@@ -200,29 +190,8 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 			PolarisSDKContextManager.isRegistered = true;
 		}
 		catch (Exception e) {
-			LOGGER.error("ERR_POLARIS_REGISTER, register failed...{},", registration, e);
-		}
-	}
-
-	private void startStatServer() {
-		try {
-			StatReporter statReporter = (StatReporter) polarisSDKContextManager.getSDKContext().getPlugins()
-					.getPlugin(PluginTypes.STAT_REPORTER.getBaseType(), StatReporterConfig.DEFAULT_REPORTER_PROMETHEUS);
-			if (Objects.nonNull(statReporter)) {
-				ReporterMetaInfo reporterMetaInfo = statReporter.metaInfo();
-				if (reporterMetaInfo.getPort() != null) {
-					LOGGER.info("Stat server started on port: " + reporterMetaInfo.getPort() + " (http)");
-				}
-				else {
-					LOGGER.info("Stat server is set to type of Push gateway");
-				}
-			}
-			else {
-				LOGGER.warn("Plugin StatReporter not found");
-			}
-		}
-		catch (Exception e) {
-			LOGGER.warn("Stat server started error, ", e);
+			LOGGER.error("polaris registry, {} register failed...{},", registration.getServiceId(), registration, e);
+			rethrowRuntimeException(e);
 		}
 	}
 
@@ -252,14 +221,21 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 		catch (Exception e) {
 			LOGGER.error("ERR_POLARIS_DEREGISTER, de-register failed...{},", registration, e);
 		}
+		finally {
+			if (null != heartbeatExecutor) {
+				heartbeatExecutor.shutdown();
+			}
+		}
 	}
 
 	@Override
 	public void close() {
+
 	}
 
 	@Override
 	public void setStatus(PolarisRegistration registration, String status) {
+
 	}
 
 	@Override
@@ -279,7 +255,40 @@ public class PolarisServiceRegistry implements ServiceRegistry<PolarisRegistrati
 		return "DOWN";
 	}
 
+	/**
+	 * Start the heartbeat thread.
+	 * @param heartbeatRequest heartbeat request
+	 */
+	public void heartbeat(InstanceHeartbeatRequest heartbeatRequest) {
+		heartbeatExecutor.scheduleWithFixedDelay(() -> {
+			try {
+				// If the health check passes, the heartbeat will be reported.
+				// If it does not pass, the heartbeat will not be reported.
+				Map<String, String> headers = new HashMap<>(1);
+				headers.put(HttpHeaders.USER_AGENT, "polaris");
+				if (!OkHttpUtil.checkUrl(heartbeatRequest.getHost(), heartbeatRequest.getPort(),
+						polarisDiscoveryProperties.getHealthCheckUrl(), headers)) {
+					LOGGER.error("backend service health check failed. health check endpoint = {}",
+							polarisDiscoveryProperties.getHealthCheckUrl());
+					return;
+				}
+
+				polarisSDKContextManager.getProviderAPI().heartbeat(heartbeatRequest);
+				LOGGER.trace("Polaris heartbeat is sent");
+			}
+			catch (PolarisException e) {
+				LOGGER.error("polaris heartbeat error with code [{}]", e.getCode(), e);
+			}
+			catch (Exception e) {
+				LOGGER.error("polaris heartbeat runtime error", e);
+			}
+		}, polarisDiscoveryProperties.getHeartbeatInterval(), polarisDiscoveryProperties.getHeartbeatInterval(), SECONDS);
+	}
+
 	@Override
 	public void destroy() {
+		if (heartbeatExecutor != null) {
+			heartbeatExecutor.shutdown();
+		}
 	}
 }
diff --git a/spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json b/spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json
index 5b12c9290..f7d88842a 100644
--- a/spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json
+++ b/spring-cloud-starter-tencent-polaris-discovery/src/main/resources/META-INF/additional-spring-configuration-metadata.json
@@ -19,16 +19,16 @@
       "description": "enable polaris discovery or not."
     },
     {
-      "name": "spring.cloud.polaris.discovery.heartbeat-enabled",
+      "name": "spring.cloud.polaris.discovery.register",
       "type": "java.lang.Boolean",
       "defaultValue": true,
-      "description": "enable polaris heartbeat or not."
+      "description": "enable polaris registration or not."
     },
     {
-      "name": "spring.cloud.polaris.discovery.register",
+      "name": "spring.cloud.polaris.discovery.heartbeat-enabled",
       "type": "java.lang.Boolean",
       "defaultValue": true,
-      "description": "enable polaris registration or not."
+      "description": "enable polaris heartbeat or not."
     },
     {
       "name": "spring.cloud.polaris.discovery.heartbeat-interval",