diff --git a/prj.conf b/prj.conf
index 6ec0a81..caf22e6 100644
--- a/prj.conf
+++ b/prj.conf
@@ -8,6 +8,16 @@ CONFIG_BT_NUS=y
 # 借鉴 Kiwii: 禁用 NUS 安全限制，提高连接成功率
 CONFIG_BT_NUS_SECURITY_ENABLED=n
 
+# SMP 配对与绑定
+CONFIG_BT_SMP=y
+CONFIG_BT_SETTINGS=y
+CONFIG_BT_KEYS_OVERWRITE_OLDEST=y
+CONFIG_FLASH=y
+CONFIG_FLASH_MAP=y
+CONFIG_NVS=y
+CONFIG_SETTINGS=y
+CONFIG_SETTINGS_NVS=y
+
 # 借鉴 Kiwii: 优化缓冲区 (匹配硬件)
 CONFIG_BT_BUF_ACL_TX_COUNT=3
 CONFIG_BT_L2CAP_TX_BUF_COUNT=3
diff --git a/src/ble_transport.c b/src/ble_transport.c
index e5f8011..107426e 100644
--- a/src/ble_transport.c
+++ b/src/ble_transport.c
@@ -8,6 +8,7 @@
 #include <zephyr/bluetooth/uuid.h>
 #include <zephyr/kernel.h>
 #include <zephyr/logging/log.h>
+#include <zephyr/settings/settings.h>
 
 LOG_MODULE_REGISTER(ble_transport, LOG_LEVEL_INF);
 
@@ -138,6 +139,8 @@ int ble_transport_init(void) {
         return err;
     }
 
+    settings_load();
+
     err = bt_nus_init(&nus_cb);
     if (err) {
         LOG_ERR("NUS init failed (err %d)", err);