Zte Quest 5 User Manual page 54

The 1 key is reserved to speed dial your voicemail.
To assign a speed dial key:
1. Touch
Speed dial.
2. Touch a speed dial entry.
3. Select a number from the contact list.
Edit Quick Response to Rejected Callers
1. Touch
Quick responses.
2. Touch a text message to edit it.
3. Touch OK to save the message.
Set DTMF Tones
You can set the length of dual-tone multi-frequency (DTMF) signal
tones.
1. Touch
settings > DTMF tones.
2. Touch Normal or Long.
Set Voice Privacy
This option allows you to enable enhanced privacy mode.
1. Touch
settings > Additional settings.
2. Switch on Voice privacy to enable this feature.
> > (in the top search field) > Settings >
> > (in the top search field) > Settings >
> > (in the top search field) > Settings > Call
> > (in the top search field) > Settings > Call
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