diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2015-06-15/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2015-06-15/compute.json
index ecf037f0279d..9934f05f7894 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2015-06-15/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2015-06-15/compute.json
@@ -3697,7 +3697,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2016-03-30/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2016-03-30/compute.json
index 3bf31e40bb76..2514856f7c80 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2016-03-30/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2016-03-30/compute.json
@@ -3794,7 +3794,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2017-03-30/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2017-03-30/compute.json
index 8a8e5e5e9ab4..aca86dda3af4 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2017-03-30/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2017-03-30/compute.json
@@ -4883,7 +4883,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2017-12-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2017-12-01/compute.json
index a2db64ba6b8d..39d2118d126a 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2017-12-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2017-12-01/compute.json
@@ -5655,7 +5655,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-04-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-04-01/compute.json
index 40ae01b53db6..b2d2d9ff98e3 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-04-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-04-01/compute.json
@@ -5484,7 +5484,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-06-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-06-01/compute.json
index e43aead20e3a..2ac26150fe45 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-06-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-06-01/compute.json
@@ -5657,7 +5657,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-10-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-10-01/compute.json
index 12aeabee2a5a..fe2024a861c5 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2018-10-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2018-10-01/compute.json
@@ -5672,7 +5672,7 @@
       "properties": {
         "computerName": {
           "type": "string",
-          "description": "Specifies the host OS name of the virtual machine. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
+          "description": "Specifies the host OS name of the virtual machine. <br><br> This name cannot be updated after the VM is created. <br><br> **Max-length (Windows):** 15 characters <br><br> **Max-length (Linux):** 64 characters. <br><br> For naming conventions and restrictions see [Azure infrastructure services implementation guidelines](https://docs.microsoft.com/azure/virtual-machines/virtual-machines-linux-infrastructure-subscription-accounts-guidelines?toc=%2fazure%2fvirtual-machines%2flinux%2ftoc.json#1-naming-conventions)."
         },
         "adminUsername": {
           "type": "string",