Yealink SIP-T48S User Manual page 147

Select Enabled from the pull-down list of Recent Call In Dialing.
2.
Click Confirm to accept the change.
3.
Note
Recent call in dialing is configurable via web user interface only.
To view placed calls list when the phone is on the dialing interface:
Pick up the handset, press the Speakerphone key or tap the line key.
1.
The touch screen displays the placed calls list.
You can tap or to scroll through placed calls page by page.
Basic Call Features
137