having trouble with my A11 USB

[Sarah Ellis]

how can I turn off my USB on my A11. it is killing my battery and keeps my lock screen on.  this has been going on for two weeks now. I'm really starting to get mad because I can't fix it. I'm bout to break my phone because that's how mad I am

[-Robot-]

Don't you use the USB port to charge it?

[keith30]

You can't switch that off, you need that port to charge your device up.