To enable serialization for a product, follow below steps:

1. Log in to your Moon Invoice account.
2. Navigate to the Products section.
3. Create a new product or edit an existing product.
4. Enable the "Serialization" option.
   
   
   
5. Enter the opening stock quantity.
6. Assign serial numbers to each stock unit.
   
                                                                                                                                       - Moon Invoice