diff --git a/admin/README.md b/admin/README.md
index dd3d1f41..504d0277 100644
--- a/admin/README.md
+++ b/admin/README.md
@@ -105,8 +105,8 @@ Add a new 'server' section with direstives as below:
           root    /var/www/html/admin;
           index index.html index.htm;
       }
-      -- To avoid CORS issue, use Nginx to proxy myems-api to path /api 
-      -- Add another location /api in 'server ', replace demo address http://127.0.0.1:8000/ with actual url
+      ## To avoid CORS issue, use Nginx to proxy myems-api to path /api 
+      ## Add another location /api in 'server' and replace demo address http://127.0.0.1:8000/ with actual url
       location /api {
           proxy_pass http://127.0.0.1:8000/;
           proxy_connect_timeout 75;
@@ -119,6 +119,8 @@ Add a new 'server' section with direstives as below:
 * Install myems-admin :
   If the server can not connect to the internet, please compress the myems/admin folder and upload it to the server and extract it to ~/myems/admin
 ```bash
+sudo mkdir /var/www
+sudo mkdir /var/www/html
 sudo cp -r myems/admin  /var/www/html/admin
 sudo chmod 0755 -R /var/www/html/admin
 ```
diff --git a/myems-api/README.md b/myems-api/README.md
index c3f23a4f..afca0100 100644
--- a/myems-api/README.md
+++ b/myems-api/README.md
@@ -33,9 +33,9 @@ python-decouple
 
 ```bash
 cd myems/myems-api
-pip install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
+sudo pip install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
 cp example.env .env
-chmod +x run.sh
+sudo chmod +x run.sh
 ./run.sh
 ```
 
@@ -110,50 +110,50 @@ In this section, you will online install myems-api on Ubuntu Server with interne
 * Copy source code to a production Ubuntu Server and then install tools
 ```bash
 cd myems/myems-api
-pip install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
+sudo pip install -r requirements.txt -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com
 ```
 
 * Install  myems-api service:
 ```bash
-cp -r myems/myems-api /myems-api
+sudo cp -r myems/myems-api /myems-api
 ```
 Create .env file based on example.env and edit the .env file if needed:
 ```bash
-cp /myems-api/example.env /myems-api/.env
-nano /myems-api/.env
+sudo cp /myems-api/example.env /myems-api/.env
+sudo nano /myems-api/.env
 ```
 Check or change the listening port (default is 8000) in myems-api.service and myems-api.socket:
 ```bash
-nano /myems-api/myems-api.service
+sudo nano /myems-api/myems-api.service
 ```
 ```bash
 ExecStart=/usr/local/bin/gunicorn -b 0.0.0.0:8000 --pid /run/myems-api/pid --timeout 600 --workers=4 app:api
 ```
 ```bash
-nano /myems-api/myems-api.socket
+sudo nano /myems-api/myems-api.socket
 ```
 ```bash
 ListenStream=0.0.0.0:8000
 ```
 Add port to firewall:
 ```bash
-ufw allow 8000
+sudo ufw allow 8000
 ```
 Setup systemd configure files:
 ```bash
-cp /myems-api/myems-api.service /lib/systemd/system/
-cp /myems-api/myems-api.socket /lib/systemd/system/
-cp /myems-api/myems-api.conf /usr/lib/tmpfiles.d/
+sudo cp /myems-api/myems-api.service /lib/systemd/system/
+sudo cp /myems-api/myems-api.socket /lib/systemd/system/
+sudo cp /myems-api/myems-api.conf /usr/lib/tmpfiles.d/
 ```
 Next enable the services so that they autostart at boot:
 ```bash
-  systemctl enable myems-api.socket
-  systemctl enable myems-api.service
+sudo systemctl enable myems-api.socket
+sudo systemctl enable myems-api.service
 ```
 Start the services :
 ```bash
-systemctl start myems-api.socket
-systemctl start myems-api.service
+sudo systemctl start myems-api.socket
+sudo systemctl start myems-api.service
 ```
 
 ### Option 3: Offline install myems-api on Ubuntu Server without internet access
diff --git a/web/README.md b/web/README.md
index 2c46c3c3..822e5c5d 100644
--- a/web/README.md
+++ b/web/README.md
@@ -130,7 +130,7 @@ refer to http://nginx.org/en/docs/install.html
 
 *   Configure NGINX
 ```bash
-nano /etc/nginx/nginx.conf
+sudo nano /etc/nginx/nginx.conf
 ```
 In the 'http' section, add some directives:
 ```
@@ -158,8 +158,8 @@ Add a new 'server' section with direstives as below:
           # add try_files directive to avoid 404 error while refreshing pages
           try_files $uri  /index.html;
       }
-      -- To avoid CORS issue, use Nginx to proxy myems-api to path /api 
-      -- Add another location /api in 'server ', replace demo address http://127.0.0.1:8000/ with actual url
+      ## To avoid CORS issue, use Nginx to proxy myems-api to path /api 
+      ## Add another location /api in 'server' and replace demo address http://127.0.0.1:8000/ with actual url
       location /api {
           proxy_pass http://127.0.0.1:8000/;
           proxy_connect_timeout 75;