Not allow deselect option value
This feature ensures that once a customer selects an option value, they cannot deselect it.
When this feature is activated:
Customers can switch between option values
Customers cannot deselect the currently selected value
One option value will always remain selected
This helps prevent accidental unselection and ensures required input is always provided.
I. Available options
This feature works only with single-selection option types:
Color swatch
Image swatch
Radio button
Button
⚠️ This feature does not apply to multi-select options (e.g. checkboxes).
Demo :You can view a live demo here:
👉 https://avis-demo.avisplus.io/products/not-allow-deselect
II. How to Activate
Step 1: Create an Option
Create a new option or edit an existing one

Choose any option type listed in I. Available options to set up. In this example, we selected Single selection - Button.

Step 2: Enable “Not Allow Deselect”
Navigate to Advanced Settings

Check Not allow deselect

Step 3: Save the Option
Click Save
The feature will be applied immediately to the product page

If you have questions or need help setting this up, feel free to reach out to our support team.
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