diff --git a/public/index.html b/public/index.html
index 00f67ae..bd7bd0a 100644
--- a/public/index.html
+++ b/public/index.html
@@ -210,7 +210,7 @@
             <div class="chart-legend">
               <span class="legend-item"><span class="legend-dot legend-rx"></span>接收 (RX)</span>
               <span class="legend-item"><span class="legend-dot legend-tx"></span>发送 (TX)</span>
-              <span class="legend-item" id="legendP95" style="cursor: pointer;" title="点击切换 P95 线显示/隐藏">
+              <span class="legend-item disabled" id="legendP95" style="cursor: pointer;" title="点击切换 P95 线显示/隐藏">
                 <span class="legend-dot legend-p95"></span>95计费 (P95)
               </span>
             </div>
diff --git a/public/js/chart.js b/public/js/chart.js
index bed1c19..7ee2262 100644
--- a/public/js/chart.js
+++ b/public/js/chart.js
@@ -9,7 +9,7 @@ class AreaChart {
     this.data = { timestamps: [], rx: [], tx: [] };
     this.animProgress = 0;
     this.animFrame = null;
-    this.showP95 = true; 
+    this.showP95 = false; 
     this.dpr = window.devicePixelRatio || 1;
     this.padding = { top: 20, right: 16, bottom: 32, left: 56 };