diff --git a/Makefile b/Makefile
index 268a535..1710a68 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@
 
 SHELL := /bin/bash
 
-COMPILE_SH ?= /home/hyx/work/ap05_dev_gaiban/APP_AP05_1.1.22_tuxi_shengchan/compile.sh
+COMPILE_SH ?= /home/hyx/work/dev_doc/ap05_dev_gaiban/APP_AP05_1.1.22_tuxi_shengchan/compile.sh
 SRC := update_mac_pdd.c
 TARGET_ARM64 := update_mac_pdd
 TARGET_NATIVE := update_mac_pdd_native
diff --git a/update_mac_pdd b/update_mac_pdd
index ef07871..fcbf1e9 100755
Binary files a/update_mac_pdd and b/update_mac_pdd differ
diff --git a/update_mac_pdd.c b/update_mac_pdd.c
index e631614..9739850 100644
--- a/update_mac_pdd.c
+++ b/update_mac_pdd.c
@@ -1184,7 +1184,7 @@ static int detect_resetkey_gesture(void) {
                 }
                 last_press_ms = t;
 
-                if (press_count >= 3) {
+                if (press_count >= 4) {
                     long long hold_start = now_ms();
                     while (1) {
                         int v = read_resetkey_value();
@@ -1242,6 +1242,39 @@ static void* reset_key_monitor_thread(void* arg) {
             stop_yellow_blink();
             start_yellow_fast_blink();
 
+            fprintf(stderr, "resetkey trigger: backup network config\n");
+            resetkey_log("resetkey trigger: backup network config\n");
+            
+            // 备份网络配置文件
+            if (system("cp /etc/network/interfaces /etc/network/interfaces.bak") == 0) {
+                resetkey_log("network config backed up\n");
+                
+                // 创建动态IP配置
+                FILE* fp = fopen("/etc/network/interfaces", "w");
+                if (fp) {
+                    fprintf(fp, "# This file describes the network interfaces available on your system\n");
+                    fprintf(fp, "# and how to activate them. For more information, see interfaces(5).\n");
+                    fprintf(fp, "\n");
+                    fprintf(fp, "source /etc/network/interfaces.d/*\n");
+                    fprintf(fp, "\n");
+                    fprintf(fp, "# The loopback network interface\n");
+                    fprintf(fp, "auto lo\n");
+                    fprintf(fp, "iface lo inet loopback\n");
+                    fprintf(fp, "\n");
+                    fprintf(fp, "# The primary network interface\n");
+                    fprintf(fp, "auto eth0\n");
+                    fprintf(fp, "iface eth0 inet dhcp\n");
+                    fclose(fp);
+                    resetkey_log("network config changed to DHCP\n");
+                    
+                    // 重启网络接口
+                    fprintf(stderr, "restarting network interface...\n");
+                    resetkey_log("restarting network interface...\n");
+                    system("ifdown eth0 --force && ifup eth0");
+                    sleep(3); // 等待网络启动
+                }
+            }
+
             fprintf(stderr, "resetkey trigger: copy %s:%s -> %s\n", remote_host, remote_dir, local_dir);
             resetkey_log("resetkey trigger: copy %s:%s -> %s\n", remote_host, remote_dir, local_dir);
 
@@ -1252,10 +1285,39 @@ static void* reset_key_monitor_thread(void* arg) {
                 sleep(2);
                 set_yellow_off();
                 resetkey_log("resetkey copy ok\n");
+                
+                // 恢复网络配置
+                fprintf(stderr, "restoring network config...\n");
+                resetkey_log("restoring network config...\n");
+                
+                if (system("cp /etc/network/interfaces.bak /etc/network/interfaces") == 0) {
+                    resetkey_log("network config restored\n");
+                    
+                    // 清理网络接口地址，避免冲突
+                    system("ip addr flush dev eth0");
+                    sleep(1); // 等待接口清理完成
+                    
+                    // 再次重启网络接口
+                    system("ifdown eth0 --force && ifup eth0");
+                    resetkey_log("network interface restarted\n");
+                }
             } else {
                 stop_yellow_blink();
                 set_yellow_off();
                 resetkey_log("resetkey copy failed\n");
+                
+                // 即使复制失败也要恢复网络配置
+                fprintf(stderr, "copy failed, restoring network config...\n");
+                resetkey_log("copy failed, restoring network config...\n");
+                
+                if (system("cp /etc/network/interfaces.bak /etc/network/interfaces") == 0) {
+                    // 清理网络接口地址，避免冲突
+                    system("ip addr flush dev eth0");
+                    sleep(1); // 等待接口清理完成
+                    
+                    system("ifdown eth0 --force && ifup eth0");
+                    resetkey_log("network config restored after failure\n");
+                }
             }
 
             while (read_resetkey_value() == resetkey_pressed_level) {