This is not you. I think you just had bad luck here. I would say if you like her and want to work together on this issue than be patient and support her in finding the solution. There are a couple thing that can be done here. Training dildos (basically small to larger dildos See a doctor and see what they can do to help, could be something from just a medical cream to pelvic floor therapy. Just depends on what the issue is
I've had IUDs for 15 years and never once thought about condoms additionally. That's the whole point imo..
This is not you. I think you just had bad luck here. I would say if you like her and want to work together on this issue than be patient and support her in finding the solution. There are a couple thing that can be done here. Training dildos (basically small to larger dildos See a doctor and see what they can do to help, could be something from just a medical cream to pelvic floor therapy. Just depends on what the issue is