Best left to a trained gunsmith.
Remove the 2 screws from the end or the mag tube and the cap and spring will come out. Do so carefully as the spring is compressed
Take a screw that will fit tight in the hole in bottom screw it in tight and pull out the plug with a long screwdriver remove the screw
Best left to a gunsmith
While hunting, yes. Otherwise, no.
Remove the cap from the end of the tube and be careful of the spring which is under pressure. The plug will come out with the cap.
Best to ask a gunsmith for help.
If you are referring to the magazine tube plug. The answer would be No. It is put there for bird hunting regulations only.
Get a spark plug socket and wrench that fits the plug body and remove it by turning counter-clockwise.
yes
3 Shot only. No removable plug.
Best to ask a gunsmith for assistance.