Zte SKINNY R286 User Manual page 22

Software
Update
Insert a Pause
or Wait
character while
dialling
Manually check if there are
software updates available
'P' inserts a 3 seconds delay.
'W' waits indefinitely until you
enter the next character.
Used to dial internal extension
numbers or for phone banking
type applications.
Menu> Settings> Phone
settings > Software
Update
When dialling manually
press the * key three
times for a Pause or
four times for a Wait.
'P' and 'W' can also be
saved in Contact
numbers.