1. Righ click Start
Right click on the start button and select "PowerShell as Admin" (launch PowerShell Elevated)
2. Run command
Run the following command: (Invoke-Command -ComputerName EX2019A -ScriptBlock { New-ItemProperty -Path HKCU:\Software\Microsoft\ServerManager -Name DoNotOpenServerManagerAtLogon -PropertyType DWORD -Value "0x1" –Force}