If there has a little man icon at bottom navigation bar, you can disable it in following steps. The icon is used for accessibility feature.
Step 1) Go to "Settings", then scroll down to look for Accessibility.
Step 2) Scroll down for "Accessibility Menu"
Step 3) Disable "Accessibility Menu Shortcut" to hide the little-man icon at button navigation bar. Vice versa if you would like to enable.
