You should be logged in to Salesforce of Administrator for making any configuration changes related to the Time Tracker for Salesforce app
To add/remove the additional fields for the Check-In/Out
- Go to the Apps tab and click on the app name, from the Check-In tab, click the Additional Fields sub-tab. Add the additional field for Check-In/Out.
- You can also make the selected fields Mandatory by selecting the Mandatory check-boxes for the fields.
- Click the save button and save the configurations.