Function to set fields as compulsory.
How to set compulsory fields
Create a new behavior. Put the appropriate caption. Click Action wizard.
Click Create an action.
Click Set compulsory fields.
Select the field name and specify Yes/No for the compulsory field. Click OK.
Click Save changes.
Click View code. Highlighted in yellow is the field to set as compulsory. Click Save and close.
Click Create now.
Example how it look in the form:
Before
After
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