Threatened and Scammed by LG India

I had purchased a monitor online from lg website and it came with dead pixel out of the box. +91 88791 53385 (bhavesh) this guy from LG threatened me and told me “apko jisse bat krni hai karlo jo krna hai krlo” company ye issue solve nahi karegi. When i told him to tell this on record he cut my call and has blocked me. What can i do please help.