Introduction: In this blog, we will understand how to Prepopulate option set field value in PowerApps Portal using basic form metadata.

Use Case: Let’s say whenever a user creates a new case from the portal, the Case Type should be prepopulated as Problem.

Steps to be followed:

1. Go to “Portal Management App”
2. Go to Basic forms, select and open your form.

3. Go to “Basic Form Metadata” and click on “+New Basic Form Metadata”.

4. Enter below details:

• Type: Attribute
• Attribute Logical Name: Select Case Type from drop down.

Go to Prepopulated field section

• Select Type as Value.
• Enter the value of Option set.

(Note: Value of Problem option is 2.)

5. Save and close the record.
6. Go to Portal to see the changes.