Yeah, the back button on most modern Android-based phones aren't physical. Usually haptic or screen buttons (sometimes you can hide it or reassign its purpose to do something else). When you have a keyboard showing on the screen it acts to minimize the keyboard.
'19 Golf R
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J Ray's Top Ten
Previous: '99 BMW Z3 2.8L | 2019 Honda Ridgeline | 2010 VW GTI | 2008 CBR 600RR | 2005 Nissan Titan SE King | 2003 Honda CBR 600RR | 1998 Integra RS | 1998 Suzuki GS500e | 1999 Honda Civic Si | 1986 VW GTI 8v
Intro
J Ray's Top Ten
Previous: '99 BMW Z3 2.8L | 2019 Honda Ridgeline | 2010 VW GTI | 2008 CBR 600RR | 2005 Nissan Titan SE King | 2003 Honda CBR 600RR | 1998 Integra RS | 1998 Suzuki GS500e | 1999 Honda Civic Si | 1986 VW GTI 8v