diff --git a/Nlbench.sh b/Nlbench.sh
index 071ea27..e5ca2c4 100644
--- a/Nlbench.sh
+++ b/Nlbench.sh
@@ -50,29 +50,6 @@ check_update() {
     fi
 }
 
-# 显示更新日志
-show_changelog() {
-    clear
-    echo "脚本更新日志"
-    echo "-------------------------"
-    echo "2024-07-05 v1.0.0"
-    echo "初始化版本，包含基础功能和菜单选择，一键测试或者手动多选测试。"
-    echo "-------------------------"
-    echo "2024-07-05 v1.0.1"
-    echo "修复bug，回程路由ipv6测试占不支持。"
-    echo "-------------------------"
-    echo "2024-07-05 v1.0.2"
-    echo "修复若干bug。"
-    echo "-------------------------"
-    echo "2024-07-05 v1.0.3"
-    echo "修复若干bug，精简代码。"
-    echo "-------------------------"
-    echo "2024-07-05 v1.0.4"
-    echo "去除yabs的iperf3和gb6，单独增加gb5测试，优化更新脚本代码"
-    echo "-------------------------"
-    read -p "按任意键返回主菜单..."
-}
-
 # 检查 root 权限并获取 sudo 权限
 check_root() {
     if [ "$(id -u)" != "0" ]; then