FILE menu > SAVE AS > .MOD will save everything in the file including everything in hidden layers.
FILE menu > EXTERNAL CONTENT > SAVE SELECTION AS MODULE will save only what you have selected in plan.
Either way though you should have full control of the layers in your master file.
You should be able to turn of the layers you don't want.
Just don't turn off the layer that you placed the module in when you placed it as the entire module will turn off regardless if the other layers are on or off.
Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11