diff --git a/samples/manage/azure-sql-db-managed-instance/prepare-subnet/README.md b/samples/manage/azure-sql-db-managed-instance/prepare-subnet/README.md
index 975d1ea4..d5948b54 100644
--- a/samples/manage/azure-sql-db-managed-instance/prepare-subnet/README.md
+++ b/samples/manage/azure-sql-db-managed-instance/prepare-subnet/README.md
@@ -55,7 +55,7 @@ $parameters = @{
     subnetName = '<subnetName>'
     }
 
-Invoke-Command -ScriptBlock ([Scriptblock]::Create((New-Object System.Net.WebClient).DownloadString($scriptUrlBase+'/prepareSubnet.ps1?t='+ [DateTime]::Now.Ticks))) -ArgumentList $parameters
+Invoke-Command -ScriptBlock ([Scriptblock]::Create((iwr ($scriptUrlBase+'/prepareSubnet.ps1?t='+ [DateTime]::Now.Ticks)).Content)) -ArgumentList $parameters
 
 ```
 
diff --git a/samples/manage/azure-sql-db-managed-instance/prepare-subnet/prepareSubnet.ps1 b/samples/manage/azure-sql-db-managed-instance/prepare-subnet/prepareSubnet.ps1
index d1815dbf..c1b002ce 100644
--- a/samples/manage/azure-sql-db-managed-instance/prepare-subnet/prepareSubnet.ps1
+++ b/samples/manage/azure-sql-db-managed-instance/prepare-subnet/prepareSubnet.ps1
@@ -14,7 +14,7 @@ function Ensure-Login ()
         Write-Host "Loging in ..."
         Try
         {
-            Login-AzureRmAccount -ErrorAction Stop | Out-null
+            Login-AzureRmAccount -ErrorAction SilentlyContinue | Out-null
         }
         Catch
         {