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 your calendar
Step 1: To disconnect your calendar go to the Your Team page.
Step 2: Click on "Manage 1:1 settings".
Step 3: Choose "Disconnect from calendar event".
Once you disconnect, you will be able to follow the steps for Google Calendar or Outlook to reconnect.