The most essential aspect is clear value delivery. Your MVP should solve a specific problem for your target audience effectively, even if it's not feature-rich.
Focus on the uvp.
Keep it simple, impactful, and user-centric!
Definitely focus on communicating your core value prop clearly and concisely. Your MVP should demonstrate how you solve a key pain point for users in a simple, elegant way. Nail that core functionality and user experience. Extra features can come later once you've hooked people with the key benefits!