+ revise

docs/Waterloo-Steel:Platform-Setup-Hardware.md

@@ -215,6 +215,8 @@ $ ./uwarl-robot_configs/scripts/auto-install_xrdp_screen.sh
 >
 > ```bash
 > sudo systemctl stop display-manager
+> ## Permanently:
+> sudo systemctl disable display-manager
 > ```
 >
 > and restart the NoMachine server:
@@ -224,6 +226,8 @@ $ ./uwarl-robot_configs/scripts/auto-install_xrdp_screen.sh
 > ```
 
 
+
+
 #### 0.1.3.a **[Jetson Orin]** ARMv8 aarch64:
 
 ```bash

docs/Waterloo-Steel:Platform-Setup-Workstation.md

@@ -127,15 +127,19 @@ $ sudo systemctl status ssh
     $ arch
     ```
 
-- > 📓 For headless monitor, with nomachine, you do not need some customization, see [>Connecting to Linux headless machines with NoMachine<](https://kb.nomachine.com/AR03P00973)
+- Easy Mode:
+
+  > 📓 For headless monitor, with nomachine, you may choose not to setup custom virtual monitor, or DO.
   >
+  >  See details in  [>Connecting to Linux headless machines with NoMachine<](https://kb.nomachine.com/AR03P00973)
+
   > **3) Use a X virtual framebuffer**
   >
   > You can use any of the solutions above or stop the X server manually, in order to make NoMachine use its own display service:
   >
   > Use the proper command to stop the X server according to your display manager, for example:
   >
-  > ```
+  > ```bash
   > sudo systemctl stop lightdm
   > ```
   >
@@ -145,16 +149,18 @@ $ sudo systemctl status ssh
   >
   > or, if you don't know what it is, use the "display-manager" alias:
   >
-  > ```
+  > ```bash
   > sudo systemctl stop display-manager
+  > ## Permanently:
+  > sudo systemctl disable display-manager
   > ```
   >
   > and restart the NoMachine server:
   >
-  > ```
+  > ```bash
   > sudo /etc/NX/nxserver --restart
   > ```
-
+  
   > 📣 You will see all available local NoMachine through the APP, and allow us to remote screen from **Mac, WIN, Ipad, and Ubuntu.**
 
 #### 1.2.2.d)* (optional) Remote Desktop Auto-Sleep and Auto-Wake Scheduling: