diff --git a/.vuepress/comp/KuboardDemo.vue b/.vuepress/comp/KuboardDemo.vue
index ab8969e..17b5a2b 100644
--- a/.vuepress/comp/KuboardDemo.vue
+++ b/.vuepress/comp/KuboardDemo.vue
@@ -19,7 +19,7 @@
在线演示环境中,您具备 只读 权限,只能体验 Kuboard 的一部分功能。
-
http://demo.kuboard.cn
+
https://demo.kuboard.cn
用 户
demo
密 码
diff --git a/install/history-k8s/install-k8s-1.15.2.md b/install/history-k8s/install-k8s-1.15.2.md
index f79bb4e..f21a441 100644
--- a/install/history-k8s/install-k8s-1.15.2.md
+++ b/install/history-k8s/install-k8s-1.15.2.md
@@ -321,9 +321,7 @@ kubectl apply -f https://kuboard.cn/install-script/v1.15.2/nginx-ingress.yaml
[安装 Kuboard](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+
::: tip
* Kubernetes 初学者,[点击这里获取 Kubernetes 学习路径](/overview/#kubernetes-%E5%88%9D%E5%AD%A6%E8%80%85)
diff --git a/install/history-k8s/install-k8s-1.15.3.md b/install/history-k8s/install-k8s-1.15.3.md
index ddad67b..4840ff9 100644
--- a/install/history-k8s/install-k8s-1.15.3.md
+++ b/install/history-k8s/install-k8s-1.15.3.md
@@ -450,9 +450,7 @@ kubectl delete -f https://kuboard.cn/install-script/v1.15.3/nginx-ingress.yaml
[安装 Kuboard](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+
::: tip
* Kubernetes 初学者,[点击这里获取 Kubernetes 学习路径](/overview/#kubernetes-%E5%88%9D%E5%AD%A6%E8%80%85)
diff --git a/install/history-k8s/install-k8s-1.15.4.md b/install/history-k8s/install-k8s-1.15.4.md
index 466c11c..27769b6 100644
--- a/install/history-k8s/install-k8s-1.15.4.md
+++ b/install/history-k8s/install-k8s-1.15.4.md
@@ -449,9 +449,7 @@ kubectl delete -f https://kuboard.cn/install-script/v1.15.4/nginx-ingress.yaml
[安装 Kuboard](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+
::: tip
* Kubernetes 初学者,[点击这里获取 Kubernetes 学习路径](/overview/#kubernetes-%E5%88%9D%E5%AD%A6%E8%80%85)
diff --git a/install/history-k8s/install-k8s-1.16.0.md b/install/history-k8s/install-k8s-1.16.0.md
index 474f199..982f45a 100644
--- a/install/history-k8s/install-k8s-1.16.0.md
+++ b/install/history-k8s/install-k8s-1.16.0.md
@@ -444,9 +444,7 @@ kubectl delete -f https://kuboard.cn/install-script/v1.16.0/nginx-ingress.yaml
[安装 Kuboard - 微服务管理界面](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+
::: tip
* Kubernetes 初学者,[点击这里获取 Kubernetes 学习路径](/overview/#kubernetes-%E5%88%9D%E5%AD%A6%E8%80%85)
diff --git a/install/history-k8s/install-k8s-1.16.1.md b/install/history-k8s/install-k8s-1.16.1.md
index d227d94..579cbab 100644
--- a/install/history-k8s/install-k8s-1.16.1.md
+++ b/install/history-k8s/install-k8s-1.16.1.md
@@ -452,9 +452,7 @@ kubectl delete -f https://kuboard.cn/install-script/v1.16.1/nginx-ingress.yaml
[安装 Kuboard - 微服务管理界面](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+
::: tip
* Kubernetes 初学者,[点击这里获取 Kubernetes 学习路径](/learning/)
diff --git a/install/history-k8s/install-kubernetes-1.15.3.md b/install/history-k8s/install-kubernetes-1.15.3.md
index db748a0..6670d77 100644
--- a/install/history-k8s/install-kubernetes-1.15.3.md
+++ b/install/history-k8s/install-kubernetes-1.15.3.md
@@ -508,9 +508,7 @@ kubectl apply -f https://kuboard.cn/install-script/v1.15.3/nginx-ingress.yaml
[安装 Kuboard](/install/v3/install.html)
安装 Kuboard 之前先
-
- 在线体验 Kuboard
-
+