Why Now is the Time to Migrate From Legacy ERP
With key end-of-support milestones quickly approaching for Microsoft's legacy ERP solutions, Tony Leonard, Account Manager at Storm, outlines why your business should consider migrating sooner rather than later.
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For many organisations, Microsoft Dynamics NAV, Dynamics GP and Dynamics SL have been trusted ERP platforms for years. These legacy ERP solutions have served businesses well, but maintaining older on-premises platforms is becoming increasingly challenging. Organisations are facing rising infrastructure costs, greater security concerns, limited integration capabilities and growing demands for real-time data and automation. What's more, the needs of modern businesses are changing quickly, especially as AI advances. Modern businesses require cloud-native ERP systems with enterprise-grade security features and AI capabilities built-in. That's why Microsoft's strategic focus remains on Dynamics 365 Business Central, with end-of-life milestones already set for the legacy ERP solutions.
In 2024, Microsoft announced that product enhancements, regulatory updates, and technical support for Dynamics GP would end on the 31st of December 2029, with security updates available until the 30th of April 2031. Similarly, extended support (e.g. security updates) for Dynamics NAV will end in January 2028, and extended support for Dynamics SL will end in July 2028. This means organisations still running these legacy ERP solutions beyond these dates could be at risk of system failure, non-compliance, or even security breaches.
While these dates may appear some distance away, successful ERP modernisation is not a project that happens overnight. The earlier organisations begin planning, the more flexibility they have to choose the right migration path, optimise processes, clean up their data, and prepare their teams for change. As these support milestones approach, businesses should be evaluating modern ERP solutions that have the features more aligned to modern requirements.
Why Consider D365 Business Central?
Dynamics 365 Business Central is more than a replacement for legacy ERP systems. It is a comprehensive business management platform that connects finance, sales, operations, manufacturing, supply chain and customer service within a single cloud environment. Some of the key advantages include:
Cloud-Native: Business Central removes the burden of maintaining servers, upgrading infrastructure and managing complex on-premises environments. Users can access the system securely from anywhere, while Microsoft delivers continuous updates, security enhancements and new functionality.
Real-Time Visibility: Modern businesses need immediate access to accurate information. Business Central brings together financial and operational data into a single source of truth, enabling better decision-making and reporting across the organisation.
AI-Powered Productivity: One of the biggest differentiators between legacy ERP platforms and Business Central is Microsoft's ongoing investment in artificial intelligence. Built-in AI capabilities help organisations automate routine processes, improve productivity and gain deeper insights from their data.
Integration Across the Microsoft Ecosystem: Business Central connects seamlessly with Microsoft 365, Power Platform, Dynamics 365 applications and Microsoft Copilot capabilities. This allows organisations to create connected business processes and eliminate information silos across departments.
Scalability: As organisations evolve, their ERP solution must evolve with them. Business Central provides a flexible platform that can be extended with industry-specific applications, custom functionality and integrations while remaining aligned with Microsoft's innovation roadmap.
Migration Doesn't Have to Be Disruptive
A common misconception is that ERP modernisation requires a complete rebuild from day one. In reality, organisations can choose a migration strategy that aligns with their goals, timelines and operational requirements.
Some businesses opt for a "clean start" approach, migrating core data while redesigning processes to take advantage of standard Business Central functionality. Others require more extensive historical data migration to support reporting, auditing and operational continuity.
The most successful migrations are typically those that view the project as an opportunity to modernise rather than simply replicate existing systems. By embracing standard functionality, organisations can often reduce complexity while benefiting from future Microsoft innovations. Either way, organisations running legacy ERP solutions must start planning their migration sooner rather than later in order to avoid any risk and stay future-ready.
NAV Customers: Take Advantage of Bridge to the Cloud 3
For Dynamics NAV customers, there is an additional incentive to begin the migration journey now. Microsoft's Bridge to the Cloud 3 promotion is designed to help eligible NAV customers transition to Dynamics 365 Business Central while managing licensing and migration costs more effectively. The Bridge to Cloud 3 promotion offers eligible customers a 30% discount on three-year term subscriptions for Business Central if they commit to their Business Central online migration by December 31st, 2027. For many NAV customers, Bridge to the Cloud 3 removes a significant financial barrier to migration and creates an ideal opportunity to start planning for the future before upcoming support and licensing changes take effect.
The Cost of Waiting
The question facing most NAV, GP and SL customers is no longer whether to migrate, but when. Delaying migration can increase operational risk, limit access to innovation and make future transitions more challenging as support deadlines approach. Meanwhile, organisations that modernise sooner can take advantage of cloud capabilities, AI-driven productivity, improved security and ongoing Microsoft investment.
Whether you're running Dynamics NAV, Dynamics GP or Dynamics SL, now is the ideal time to assess your ERP roadmap. With proven migration methodologies, deep Business Central expertise and programmes such as Bridge to the Cloud 3 available to support NAV customers, organisations can modernise with confidence while laying the foundation for long-term success. If you're looking to migrate to D365 Business Central, get in touch with a member of our ERP team today.
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