Mobile phone receiving SMS is always a few unknown words, such as pP loach &; What's the problem?

There is something wrong with your mobile phone system. If it is a smart phone, you can refresh or restore the factory settings. If it is not a smart phone, you can restore the factory settings. You may be talking about the Nokia s60v2 mobile phone. There may be a software conflict. You need to back up the address book, and then grid the card, which is equivalent to restoring the system.