Follow the instructions in the owner's manual. If you don't have one, go to the maker's web site. Most will provide one free of charge.
You can't. In a nerf gun, there is a safety mechanism to prevent the gun from being too powerful. If you want to take the air restrictor out, then you have to take the gun apart. Hope this helped
Depends on the model. It depends on who made the BB gun.
take out the screws with a screwdriver
Best left to a trained gunsmith
take apart the whole gun
You will need the services of a gunsmith
Take the bb gun apart, memorize or take a pic of the inside, find the jam ,and put it back togethor
see the youtube video link below.
Not intended for user to take apart.
you can but it is hard you have to take apart the gun and pull the stock up and close the gun
Please provide the model and type and manufacturer to get an answer
you'll have to take the gun apart to remove it.