Key Takeaways
Microsoft Dynamics NAV is Microsoft's legacy on-premises ERP for small and mid-sized businesses. Microsoft no longer sells new NAV licenses. Mainstream support has ended for all versions. NAV 2016 reached full end of life in April 2026, and NAV 2018 – the final release – loses extended support on January 11, 2028. This guide covers what NAV does, its current support status, and your options: stay on NAV with partner support, or migrate to Business Central.

