As we approach 2026, interior design trends for living room TV walls emphasize sustainability, flexibility, and personalization. However, certain stylish choices can lead to future regrets. This guide, from an interior designer’s perspective, highlights five common TV wall design mistakes to avoid, including overly complex material stacking, inflexible recessed designs, poor scale considerations, inadequate lighting, and impractical storage solutions. Learn how to create a timeless, functional, and adaptable TV wall that enhances your living space.