Keyboard shortcuts
Android keyboard shortcuts for hardware keyboards are rather hard to find on Google, because they are merged under bazillion articles about software keyboard shortcuts.
WIN: Notification bar expandedWIN(long press): Assistant selectionWIN+q: Notification bar expandedWIN+w: Dex modeWIN+e: Email appWIN+r: Recent files (generic file browser)WIN+t:WIN+y: Smart view (guess it would be YouTube normally, but I have it disabled)WIN+u: Accessibility menuWIN+i: Bixby key pressWIN+o:WIN+p: Music playerWIN+a:WIN+s: Message appWIN+d: Home UIWIN+f: Finder appWIN+g:WIN+h: Voice input (this app does not work in my case)WIN+j: Samsung tips (pretty useless)WIN+k: Calendar appWIN+l: Lock screenWIN+z: SettingsWIN+x: Close current appWIN+c: Contacts appWIN+v: Show volume barWIN+b: Browser appWIN+n: Notification barWIN+m: Maps app