Confirm cancel when scripts are modified
Controls whether or not a confirmation dialog will appear after you click the Cancel button in the action editor when there are unsaved changes. If unchecked, cancelling will exit the dialog without notice and you will lose any changes that have been made.
Preferences
OverviewSpell Checker
You can use these settings to control the spell checker features within fields that support spell checking (each field that supports spell checking will have a check spelling button near it).