diff --git a/install-nvidia-smi.md b/install-nvidia-smi.md
index 99d82b3..573ae05 100644
--- a/install-nvidia-smi.md
+++ b/install-nvidia-smi.md
@@ -6,107 +6,10 @@ sudo apt-get -y install cuda-toolkit-12-8
 sudo apt-get install -y cuda-drivers
 ```
 
-```
-Hit:1 http://mirrors.tuna.tsinghua.edu.cn/ubuntu noble InRelease                                     
-Hit:2 http://mirrors.tuna.tsinghua.edu.cn/ubuntu noble-updates InRelease                             
-Hit:3 http://mirrors.tuna.tsinghua.edu.cn/ubuntu noble-backports InRelease
-```
-
-```
-cat <<EOF | sudo tee /etc/apt/sources.list
-deb https://mirrors.ustc.edu.cn/ubuntu/ noble main restricted universe multiverse
-deb https://mirrors.ustc.edu.cn/ubuntu/ noble-updates main restricted universe multiverse
-deb https://mirrors.ustc.edu.cn/ubuntu/ noble-backports main restricted universe multiverse
-deb http://security.ubuntu.com/ubuntu noble-security main restricted universe multiverse
-EOF
-```
-
 ```shell
 nvidia-smi
 ```
 
 ```shell
 nvcc -V
-```
-
-```
-(base) root@ss-IdeaPad-PC:/etc/apt/apt.conf.d# cat /etc/netplan/*.yaml
-network:
-  version: 2
-  wifis:
-    NM-032d418b-ec9c-4adc-8f9d-77c613045f3f:
-      renderer: NetworkManager
-      match:
-        name: "wlp0s20f3"
-      dhcp4: true
-      dhcp6: true
-      access-points:
-        "LCFC":
-          auth:
-            key-management: "eap"
-            method: "peap"
-            identity: "V-LiuShuang@lcfuturecenter.com"
-            phase2-auth: "gtc"
-            password: "OPad@048BY"
-          networkmanager:
-            uuid: "032d418b-ec9c-4adc-8f9d-77c613045f3f"
-            name: "LCFC"
-            passthrough:
-              ipv6.addr-gen-mode: "default"
-              ipv6.ip6-privacy: "-1"
-              proxy._: ""
-      networkmanager:
-        uuid: "032d418b-ec9c-4adc-8f9d-77c613045f3f"
-        name: "LCFC"
-network:
-  version: 2
-  wifis:
-    NM-13c40b03-0fec-4922-b31b-6e3f1758bc19:
-      renderer: NetworkManager
-      match:
-        name: "wlp0s20f3"
-      dhcp4: true
-      dhcp6: true
-      access-points:
-        "THM-15F":
-          auth:
-            key-management: "psk"
-          networkmanager:
-            uuid: "13c40b03-0fec-4922-b31b-6e3f1758bc19"
-            name: "THM-15F"
-            passthrough:
-              wifi-security.auth-alg: "open"
-              ipv6.addr-gen-mode: "default"
-              ipv6.ip6-privacy: "-1"
-              proxy._: ""
-      networkmanager:
-        uuid: "13c40b03-0fec-4922-b31b-6e3f1758bc19"
-        name: "THM-15F"
-network:
-  version: 2
-  ethernets:
-    NM-52e41500-51e1-33d6-9f80-a40159cb96d2:
-      renderer: NetworkManager
-      match:
-        name: "enp118s0"
-      addresses:
-      - "100.100.231.21/22"
-      nameservers:
-        addresses:
-        - 114.114.114.114
-      dhcp6: true
-      wakeonlan: true
-      networkmanager:
-        uuid: "52e41500-51e1-33d6-9f80-a40159cb96d2"
-        name: "Wired connection 1"
-        passthrough:
-          connection.autoconnect-priority: "-999"
-          connection.timestamp: "1755854451"
-          ethernet._: ""
-          ipv4.address1: "100.100.231.21/22,100.100.231.254"
-          ipv4.method: "manual"
-          ipv6.addr-gen-mode: "default"
-          ipv6.ip6-privacy: "-1"
-          proxy._: ""
-(base) root@ss-IdeaPad-PC:/etc/apt/apt.conf.d
 ```
\ No newline at end of file