On PM451, There's no hardware home button. You can use the software home button in navigation bar on the touchscreen(above).
But If you need the home button feature by hardware button, map a key to home button feature using Program buttons.
APPLIES TO
PM451
Map the Keypress Behavior to a key
Go to EmKit
> Program ButtonsIn PROPERTIES tab, select a key that you want to map a home button behavior
Among the keypress behavior list, select HomeKey and Tap OK
Tap Apply to save the change
Now you can use the key that you mapped as home button.
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