Yealink SIP-T21 - Manual (Page 63)

Customizing Your Phone
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3. Configure the network parameters in the corresponding fields.
4. Press the Next soft key.
5. Configure the auto provision parameters in the corresponding fields.
6. Press the OK soft key.
The phone will reboot to update configurations.
Keypad Lock
You can use this key feature to immediately lock the keypad of your phone instead of
long pressing . For more information, refer to
Keypad Lock on page 21 .
Dependencies: Type (Keypad Lock)
Usage: Press the DSS key to immediately lock the keypad of your phone instead of long
pressing .
Directory
You can use this key feature to easily access frequently used lists. For more information,
refer to
Directory on page 27 .
Dependencies: Type (Dir)
Usage: Press the DSS key to immediately access to frequently used lists.
Note
You can customize the soft keys, navigation keys and function keys on the keypad.
To customize the programmable keys via web user interface:
1. Click on DSSKey->Programmable Key.
2. Customize specific features for these keys.
3. Click Confirm to accept the change.
The DSS key performs the same function as the Dir soft key when the phone is idle.