NX How to disable Teamcenter login dialog box when exporting STEP or DXF DWG in managed NX?

Teamcenter login dialog box shows up when performing STEP export or DXF DWG export using managed mode of NX:

How to disable this Teamcenter login dialog box from showing up?

To disable the Teamcenter login dialog box from showing up during exporting STEP or DXF DWG in managed NX, make sure following Customer Defaults is toggled OFF: