Beyonwiz DP-S1 - Manual (Page 71)

Advanced Setup
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2) Favorite Service
According to your selection of the favorite group in the first column, the
services belonging to the favorite group will be displayed on the second
column. You can remove a service from the favorite group with the OK
button.
3) All Service
The third column shows all services which you can access. This list
shows all the service of TV or radio. With the TV/RADIO button, you
can change this list to TV service list or radio service list. If you want to
add a service to a certain favorite group, select a favorite group in the
first column and select a service in the third column with the OK button.
You can check if the service is added successfully on the second column.