Right-click a location tag, and select Set GIS
Location.
In the Set GIS Location pane, select any of the following options:
Click and drag the map to the location that you want, and then click the
point on the map where you want to place a location marker.
Enter an address in the Find address or place
field, and then click the search icon. Then click the point on the map
where you want to place a location marker.
On the upper-right of the map pane, click the Find My
Location icon.