What if my iPad  phone has connectivity issues?
Between Bluetooth, which is a serious problem.
Sometimes it can't be connected. Sometimes it can't connect.
It's like this, it's like the switch sometimes disappears.
What are some ways I should be able to solve these things? to be healed

as usual When listening to music, I feel very congested.
It doesn't sound fun anymore.
Ask for suggestions for repairs. Or will have to buy a new one at all.