Samsung SM-G386TZKATMB - Manual (Page 294)

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Call Waiting
1. From the Call settings screen, tap Additional settings.
2. Select Call waiting to enable/disable the on‑screen notification of new incoming call
during an active call.
Auto Redial
1. From the Call settings screen, tap Additional settings.
2. Select Auto redial to automatically enable/disable the feature whereby the device
redials the dialed number if it is unable to connect or the call is cut off.
Fixed Dialing Numbers
Fixed Dial Number (FDN), allows you to restrict outgoing calls to a limited set of phone
numbers.
Enabling FDN
1. From the Call settings screen, tap Additional settings g Fixed dialing numbers.
2. Select Turn on FDN.
3. At the prompt, enter your PIN2 code and tap OK.
Important! Not all SIM cards use a PIN2 code. If your SIM card does not, this menu does
not display.
The PIN2 code is provided by your carrier. Entering an incorrect PIN2 code
could cause the phone to lock. Contact customer service for assistance.