How to remove a Nintex Configuration Database from a Sharepoint Farm

  Run the following lines of code in a Sharepoint Powershell Management Shell to remove the configuration database. 

 $farm = Get-SPFarm;

$farm.properties["NW2007ConfigurationDatabase"]; $farm.properties["NW2007ConfigurationDatabase"] = “”;

$farm.Update(); 

Additional Information

• Note: This applies to all Sharepoint Versions Sharepoint 2010, 2013, 2016,2019. 
•   You do not need to change anything in the farm properties or the quotes. Run the code as it is.