You may want to change the event that your 1:1 in Lattice is connected to. To do this, you will need to disconnect your calendar event for that direct report and then reconnect. To disconnect your calendar, follow the steps below:
Disconnecting my calendar
To disconnect your calendar, go to the Your Team page, click on "Manage 1:1 settings" and choose "Disconnect from calendar event".
Once you disconnect, you will be able to follow the steps here to reconnect.