BenQ M315 - Manual (Page 48)

36 Using Your Phone
6. To cancel a shortcut key and restore the key's original function, scroll
to the shortcut key that you want to cancel, and then press
(Option). Select Delete to cancel the shortcut.
Using Shortcuts
There are two ways to use shortcuts:
1. From the standby screen, long-press an alphanumeric key to access
its assigned shortcut.
2. From the standby screen, press to enter the Shortcuts menu.
You can then:
a. Scroll to move the selection box to the icon corresponding to the
desired key. Then press to access its assigned shortcut.
b. Press the corresponding alphanumeric key to access its assigned
shortcut.