You risk damaging the barrels if you do.
Depends on when it was made. Go to Browning.com and ask.
No, due to the damage steel does to the barrels. Not recommended by Browning
You MUST call Browning to get a correct answer.
Depends on when it was made.
Not recommended
Depends on what it is choked and what load you want to shoot.
Identifies the barrel as suitable for modern loads.
Yes, you can shoot steel shot in a Model 1200 12 gauge shotgun, provided that the shotgun is rated for steel shot. It's important to check the manufacturer's specifications or consult the owner's manual to ensure that using steel shot will not damage the barrel or choke. Additionally, using appropriate chokes that are compatible with steel shot is recommended to maintain performance and safety.
Yes. Lead shot may be safely fired from a shotgun that is made for steel shot. Problems arise when you fire steel shot from an older shotgun that is made for lead shot only- the barrel is softer metal, and make be scratched by the steel shot.
Not recommended
ONLY IF YOU WANT TO DAMAGE IT!!!!!!!!!!!!!!!!!!!!! Don't do it.
Depends on the load and what the maker of the choke/shotgun say.