Htc one v mobile phone short message can't be opened suddenly, and it keeps showing that it is loading, and it doesn't work well after restarting. What should I do?

If the following can't solve your problem, you can try two of mine.

First enter your SMS, then enter SMS settings to see if there is such an option in it.

There is no other choice for the second brush machine, because it can't be solved without considering the brush machine.

By the way, don't brush the machine yourself. A lot of people do this when things go wrong. Go to the local large parallel market and ask professionals to brush it and give some money.