en SQL Server 2017 Express LocalDB https://go.microsoft.com/fwlink/?linkid=2126861&clcid=0x409 You do not have the permissions required to install SQL Server 2017 Express LocalDB. Please contact your administrator. An error occurred attempting to install SQL Server 2017 Express LocalDB. The current operating system version does not support SQL Server 2017 Express LocalDB. The current operating system does not meet Service Pack level requirements for SQL Server 2017 Express LocalDB. Install the most recent Service Pack from the Microsoft download center at https://www.microsoft.com/downloads before continuing setup.