The Tecno Camon iClick Android device with a build fingerprint of TECNO/H633/TECNO-IN6:8.1.0/O11019/A-180409V96:user/release-keys contains a pre-installed platform app with a package name of com.lovelyfont.defcontainer (versionCode=7, versionName=7.0.8). This app contains an exported service named com.lovelyfont.manager.FontCoverService that allows any app co-located on the device to supply arbitr ...