Yealink T48S Skype For Business Edition User Manual page 178

User Guide for the T48S Skype for Business phone
Select desired value from the pull-down list of E911 Location Tip.
2.
If you select Enabled:
-
When the location is not set, the touch screen will display a location tip.
If you select Disabled:
-
When the location is not set, the touch screen will not display a location tip.
Click Confirm to accept the change.
3.
When E911 location tip feature is enabled and the location of the phone is not set, the
touch screen is shown as below after login:
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