Refund refused by Unified Materials Builders Enterprises

I'm adding this comment to provide additional information. The router from Unified Materials Builders Enterprises not only failed to work as advertised but also damaged my other equipment when I tried to use it as directed in the manual.

Dear valued customer, Thank you for your complaint regarding the smartphone you purchased on May 17, 2025. At Unified Materials Builders Enterprises, customer satisfaction is our top priority, and we take all feedback seriously. We have thoroughly investigated your case and have identified the source of the issue you experienced. We would like to offer you the following resolution options: 1. A full refund of $105.97 2. A replacement smartphone with an extended warranty 3. A store credit of $105.97 plus 20% for your inconvenience Please let us know which option would best satisfy your concerns by responding to this message or calling our dedicated customer resolution line at 1-800-555-1234, reference number REF-EC6826E9. We value your business and hope to restore your confidence in our company. Best regards, Charles Williams Customer Retention Manager Unified Materials Builders Enterprises