You need to take her to the range frequently. If you have guns in the house, everyone needs to be comfortable with them around. If she resists, feed her a steady diet of YouTube videos of random acts of violence until she understands why guns always need to be within reach.
Women are least likely to listen to anything their husbands tryto say to change their minds.
She either accepts it or its no more Mrs. For her. Then she can live gun free and do whatever the hell she wants.
Lol….I think you meant that for the OP.
She’s his problem, er, opportunity….not mine 😂