Hot-Keys/Short-Keys; Samsung Dex - Samsung Trio 500 Quick Start Manual

Hot-Keys/Short-Keys

3 Hot-Keys help to easily launch three Favorite applications
on Samsung mobile devices
Launch the application that you want to designate as your
Favorites
Press and hold "APP1" or "APP2" or "APP3" key for
3 seconds, and the Samsung smart device will display the
pop-up notification that the application has been assigned.
Press short "APP1" or "APP2" or "APP3" to launch the
designated Favorite application.
2) One UI version 3.1 or later is needed.

Samsung DeX

Dedicated DeX key helps to conveniently enter and exit DeX
mode for Galaxy Experience.
Press the key "DeX", then the smart device will enter or exit
the DeX mode.
Make sure smart device have available DeX function.
3) One UI version 3.1 or later is needed.
2)
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