diff --git a/PUBLIC_EVALUATION_GUIDELINE.md b/PUBLIC_EVALUATION_GUIDELINE.md
index adca7de..de4cf0f 100644
--- a/PUBLIC_EVALUATION_GUIDELINE.md
+++ b/PUBLIC_EVALUATION_GUIDELINE.md
@@ -158,6 +158,10 @@ The setup is straightforward:
 1. Launch the host instance in the EC2 console via the AWS console and note the **VPC ID** and **Subnet ID** shown in its network settings.
 2. Record the **Subnet ID** as you will need to set it as the environment variable `AWS_SUBNET_ID` on the host machine before starting the client code.
 
+<p align="center">
+  <img src="./assets/pubeval_subnet.png" alt="pubeval_subnet" style="width: 80%;" />
+</p>
+
 ### 1.3 Get AWS Access Keys & Secret Access Key
 
 Click on **Security Credentials** from the drop-down menu under your account in the top-right corner.
@@ -280,7 +284,23 @@ Then, open your Host's **public IP** on port `8080` in a browser. (eg. `http://<
 
 For more, see: [MONITOR_README](./monitor/README.md)
 
+<p align="center">
+    <img src="./assets/pubeval_monitor1.jpg" alt="pubeval_monitor" style="width:80%;" />
+</p>
+<p align="center">
+    <img src="./assets/pubeval_monitor2.jpg" alt="pubeval_monitor" style="width:80%;" />
+</p>
+
+
 ### 4.2 VNC Remote Desktop Access
 We pre-install vnc for every virtual machine so you can have a look on it during the running.
 You can access via VNC at`http://<client-public-ip>:5910/vnc.html`
 The password set default is `osworld-public-evaluation` to prevent attack.
+
+## 5. Contact the team to update leaderboard and fix errors (optional)
+
+If you want your results to be displayed on the leaderboard, please send a message to the OSWorld leaderboard maintainers (tianbaoxiexxx@gmail.com, yuanmengqi732@gmail.com) and open a pull request. We can update the results in the self-reported section.
+
+If you want your results to be verified and displayed in the verified leaderboard section, we need you to schedule a meeting with us to run your agent code on our side to obtain results and have us report them. Alternatively, if you are from a trusted institution, you can share your monitor and trajectories with us.
+
+If you discover new errors or the environment has undergone some changes, please contact us via GitHub issues or email.
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