Why are all text messages garbled?

The problem that the short message receiver displays a question mark is solved. Now your mobile phone sends a short message to someone, and someone else's mobile phone will display a string of "",which is the problem of short message coding. Open the SMS icon at the bottom of the screen, then press the menu key above the phone dial key, select settings from the pop-up menu at the bottom of the screen, find the selection input mode, select the bottom item, and automatically. Okay, problem solved. Now let's look at other settings. I don't think it's necessary to say more about how to set them up. Quite a few Android application settings are called up by pressing the menu button on the phone.