回答“Nexus 4 Ghost-Touch (screen without bumps)”Hi, I had the very same problem and it started when I was on travel and started using any charger I could get my hands on. My Nexus 4 lost the navigation buttons and I almost decided to replace it. I tried some software workarounds to us floating buttons but it wasn't very comfortable. Later on I started getting ghost touches right above the navigation buttons (I had enabled the "Show touches" and so was able to see the location where ghosts were touching). I read through a lot of forums to see what could possibly be the solution. Even tried rooting, custom roms etc... The problem used to disappear for a while and always came back in a couple of days. There were a few posts claiming that the battery and charger were the reasons. This made me curious considering the timing of my travel and my phones performance. So I started using an OEM charger (Actually my old Sony Ericsson's charger) and the ghost touch disappeared. It wasn't an over night incidence. The first time I used the charger from 0% to 100% the...