Microsoft Dynamics NAV to Business Central Migration: Complete 2026 Guide
Microsoft Dynamics NAV to Business Central Migration Guide for Growing Businesses
If your business is still running Microsoft Dynamics NAV, you may be asking an important question:
Is it time to move from Dynamics NAV to Microsoft Dynamics 365 Business Central?
For many organizations, ERP modernization is no longer simply about replacing old software. Businesses want better accessibility, connected applications, automation, analytics, integration and a platform that can support future growth.
Microsoft Dynamics 365 Business Central provides a modern ERP environment for small and midsize businesses. However, moving from an existing NAV environment to Business Central requires careful planning.
A successful migration involves much more than moving data.
You need to evaluate your NAV version, customizations, integrations, historical data, business processes, reports, security, users and future requirements before deciding on the migration approach.
This guide explains the key things businesses should know before starting a Dynamics NAV to Business Central migration.
What Is Dynamics NAV to Business Central Migration?
Dynamics NAV to Business Central migration is the process of moving an organization's existing NAV ERP environment, relevant business data and processes to Microsoft Dynamics 365 Business Central.
Depending on the existing NAV version and environment, the project may involve:
ERP assessment
Version and architecture analysis
Data migration
Customization assessment
Extension development
Integration redesign
Business process redesign
Testing
User training
Deployment
Post-go-live support
The exact migration strategy depends on the organization's current NAV version, database, customizations, integrations, data requirements and desired future-state ERP architecture.
Therefore, businesses should avoid assuming that every NAV environment can follow the same migration process.
Why Are Businesses Moving From Dynamics NAV to Business Central?
Dynamics NAV has been used by businesses across finance, manufacturing, distribution, trading and other industries for many years.
But business requirements have changed.
Organizations increasingly expect ERP systems to support:
Cloud-based access
Real-time business visibility
Automation
Modern analytics
Mobile accessibility
Microsoft 365 integration
Power Platform integration
Scalable architecture
Modern security
Easier collaboration
A legacy NAV environment may also contain years of customizations and integrations that make modernization more complicated.
This creates an opportunity to ask:
Should we simply migrate our existing ERP processes, or should we redesign them for the future?
That question is one of the most important parts of an ERP migration project.
Is Your Business Ready for NAV to Business Central Migration?
Before starting migration, conduct an ERP readiness assessment.
Your organization may want to evaluate Business Central if you are experiencing issues such as:
1. Heavy Dependence on Spreadsheets
If employees regularly export ERP data into Excel for important operational decisions, your current system may not be providing the required visibility.
2. Legacy Customizations
Over time, NAV environments often accumulate customizations.
Some may still be essential.
Others may no longer be required.
3. Disconnected Systems
If finance, CRM, inventory, sales or other applications operate separately, employees may spend significant time moving information between systems.
4. Manual Workflows
Manual approvals, data entry and repetitive administrative tasks can create delays and increase the possibility of errors.
5. Limited Reporting
Management may need more flexible dashboards and analytics than the existing ERP environment can easily provide.
6. Infrastructure Challenges
Organizations operating older on-premises environments may be evaluating modern cloud ERP options to simplify infrastructure management.
NAV Migration vs. ERP Reimplementation
One of the biggest decisions is whether to migrate existing functionality or redesign the ERP environment.
Migration-focused approach
A migration-focused project attempts to preserve important business processes and data while moving to the new Business Central environment.
This can make sense when:
Existing processes are still effective
Business requirements have not changed significantly
Data needs to remain accessible
The current ERP contains valuable business logic
Reimplementation approach
A reimplementation provides an opportunity to redesign business processes using standard Business Central functionality and modern architecture.
This may be useful when:
The NAV system is heavily customized
Processes have changed significantly
Old customizations are difficult to maintain
The organization wants process standardization
Legacy integrations need complete redesign
The right approach depends on the organization's specific environment.
The Dynamics NAV to Business Central Migration Process
A structured migration normally includes several stages.
Step 1: Discover the Existing NAV Environment
Start by documenting:
NAV version
Database environment
Companies
Users
Modules
Custom objects
Extensions
Third-party solutions
Reports
Integrations
Workflows
Critical business processes
This creates a baseline for migration planning.
Step 2: Perform a Migration Readiness Assessment
The next step is to evaluate technical and business readiness.
Review:
Current ERP architecture
Data quality
Customizations
Integration dependencies
Security
Reporting
Business processes
Historical data
Compliance requirements
The output should be a practical migration roadmap.
Step 3: Review NAV Customizations
This is one of the most important stages.
Do not automatically assume that every NAV customization should be rebuilt.
Instead, classify each customization.
Keep
Required functionality that remains important to the business.
Replace
Functionality that Business Central already provides through standard capabilities.
Modernize
Business functionality that should be rebuilt using supported extensions or modern architecture.
Automate
Processes that may be better handled through Power Automate or another automation solution.
Retire
Customizations that are no longer required.
This approach can reduce unnecessary complexity.
What Happens to Your NAV Data?
Data migration requires careful planning.
Potential data categories include:
Customers
Vendors
Items
Chart of accounts
Dimensions
Inventory
Open transactions
Sales records
Purchase records
Fixed assets
Historical transactions
Opening balances
However, not every historical record necessarily needs to be migrated into the new ERP.
Businesses should define:
What data is operationally required?
What data is required for reporting?
What data is required for compliance?
What historical data can be archived?
What data needs cleansing before migration?
Poor-quality legacy data can create problems in the new environment.
Therefore:
Data migration should also be a data-cleaning exercise.
Business Central Integration After NAV Migration
Many organizations have systems connected to NAV.
For example:
NAV → CRM → E-commerce → Warehouse → Banking → Reporting
When moving to Business Central, these integrations should be reviewed rather than blindly copied.
Ask:
Which system owns the data?
What information is transferred?
How often is data synchronized?
What happens when synchronization fails?
How are errors monitored?
Are APIs available?
Does the integration need redesigning?
Business Central can be connected with other Microsoft technologies and external applications through supported integration methods.
Business Central + Power Platform
One major opportunity during modernization is connecting ERP with Microsoft Power Platform.
Power BI
Business Central data can be used with Power BI to create dashboards and management reporting.
This can help organizations analyze:
Revenue
Profitability
Inventory
Sales
Purchasing
Financial performance
Operational KPIs
Power Automate
Power Automate can help automate workflows such as:
Approvals
Notifications
Task creation
Document workflows
Business alerts
Power Apps
Power Apps can be used to create specialized applications around ERP processes where standard screens are not sufficient.
The result can be a broader digital transformation platform rather than simply an ERP migration.
Testing Your NAV to Business Central Migration
ERP testing should go beyond checking whether screens open correctly.
Testing should reflect real business scenarios.
Important areas include:
Financial Testing
General ledger
Receivables
Payables
Tax processes
Financial reporting
Sales Testing
Quotations
Sales orders
Shipment
Invoicing
Customer records
Purchasing Testing
Purchase orders
Receipts
Vendor invoices
Approval processes
Inventory Testing
Item transactions
Stock movements
Inventory valuation
Warehouse processes
Integration Testing
Verify that connected systems exchange information correctly.
Security Testing
Ensure users have the appropriate permissions and access.
User Acceptance Testing
Business users should validate real-world processes before go-live.
Common NAV to Business Central Migration Risks
Migration projects can encounter several challenges.
Risk 1: Moving Everything Without Assessment
Migrating every customization and historical record can increase complexity unnecessarily.
Risk 2: Poor Data Quality
Duplicate or incomplete records can affect the new ERP environment.
Risk 3: Undocumented Integrations
Old integrations may depend on undocumented processes or legacy interfaces.
Risk 4: Insufficient Testing
Problems discovered after go-live can affect business operations.
Risk 5: Lack of User Training
Even a technically successful implementation can struggle if users are not prepared for new workflows.
Risk 6: Unclear Scope
Undefined requirements can create changes in timeline and project effort.
Risk 7: Poor Cutover Planning
The transition from the old ERP to the new environment requires careful sequencing, reconciliation and communication.
How Much Does NAV to Business Central Migration Cost?
There is no universal price for a Dynamics NAV to Business Central migration.
The cost can depend on:
NAV version
Number of companies
Number of users
Modules
Data volume
Customizations
Integrations
Reporting requirements
Migration approach
Testing requirements
Training
Support requirements
Instead of asking only:
"What is the cost of migration?"
Businesses should ask:
"What is included in the migration scope?"
A professional proposal should clearly explain:
Deliverables
Assumptions
Dependencies
Migration scope
Customization scope
Integration scope
Testing
Training
Support
Exclusions
This provides a more realistic basis for comparing implementation proposals.
How to Choose a NAV to Business Central Migration Partner
The implementation partner can have a significant impact on the migration project.
Look for experience in:
Microsoft Dynamics NAV
Dynamics 365 Business Central
ERP consulting
Data migration
Customization assessment
Integration
Business process redesign
Testing
User training
Post-go-live support
Ask potential partners:
Can you assess our current NAV customizations?
Can you explain what should be migrated and what should be retired?
How will you handle our historical data?
How will our existing integrations be redesigned?
What is your testing methodology?
What happens after go-live?
A good migration discussion should focus on business outcomes—not just software installation.
Why Choose JetBriks for NAV to Business Central Migration?
JetBriks Technologies provides Microsoft Dynamics 365 and Power Platform consulting, implementation, integration, migration and upgradation, ERP audit, support and corporate training services.
For organizations planning a NAV modernization project, JetBriks can help with:
NAV environment assessment
Business Central migration planning
ERP consulting
Data migration planning
Customization assessment
Business process analysis
Integration planning
Business Central implementation
Power BI integration
Power Automate solutions
User training
Post-go-live support
The objective is not simply to move an old ERP into a new platform.
The objective is to help create a more connected, maintainable and scalable business technology environment.
NAV to Business Central Migration Checklist
Before starting your project, review the following:
☐ Identify your NAV version
☐ Document your current ERP architecture
☐ List all companies and users
☐ Inventory customizations
☐ Review third-party applications
☐ Document existing integrations
☐ Identify critical reports
☐ Assess data quality
☐ Define historical data requirements
☐ Identify business-critical processes
☐ Determine migration vs. reimplementation approach
☐ Define target Business Central architecture
☐ Prepare testing strategy
☐ Prepare user training plan
☐ Define cutover strategy
☐ Plan post-go-live support
Frequently Asked Questions
Can Microsoft Dynamics NAV be migrated to Business Central?
Yes. Microsoft provides migration and upgrade guidance for supported Dynamics NAV scenarios. The appropriate migration approach depends on the NAV version, deployment model, customizations, data, extensions and target Business Central environment.
Is Dynamics NAV the same as Business Central?
Dynamics NAV and Business Central are part of Microsoft's Dynamics ERP product family, but Business Central uses a modern architecture and provides cloud capabilities and integration with the broader Microsoft ecosystem.
How long does NAV to Business Central migration take?
There is no standard timeline. Duration depends on NAV version, data, customizations, integrations, number of companies, modules, testing and project scope.
Do all NAV customizations need to be rebuilt?
No. Each customization should be assessed individually. Some requirements may already be available through standard Business Central functionality, while others may be handled through extensions, integrations or Power Platform.
Can historical NAV data be migrated?
Relevant historical data can be considered for migration. However, organizations should determine which history is operationally, financially, legally or analytically necessary before deciding how much data to move.
Can Business Central integrate with Power BI?
Yes. Business Central can integrate with Power BI for reporting, analytics and dashboards.
Can Business Central integrate with Power Automate?
Yes. Power Automate can be used to create workflows and automate processes involving Business Central and other applications.
Does JetBriks provide NAV to Business Central migration services?
Yes. JetBriks provides ERP consulting, migration and upgradation, implementation, integration, support and corporate training services for Microsoft Dynamics environments.
Final Takeaway
Moving from Microsoft Dynamics NAV to Business Central can be an important ERP modernization opportunity.
But successful migration is not simply about transferring the database.
The most important questions are:
What should we keep?
What should we change?
What should we remove?
What should we automate?
What should we integrate?
A structured assessment can help businesses answer these questions before committing to a migration strategy.
If your organization is currently using Dynamics NAV and evaluating Business Central, start by assessing your current ERP environment, data, customizations, integrations and future business requirements.
A clear migration roadmap can help reduce unnecessary complexity and create a stronger foundation for the next stage of your digital transformation.
Ready to Plan Your NAV to Business Central Migration?
Your NAV environment contains years of business data, processes and customizations.
Don't migrate blindly. Assess first. Plan next. Migrate with confidence.
Primary CTA
Get Your NAV Migration Readiness Assessment
Understand your current NAV environment, migration challenges, customization requirements, data considerations and potential Business Central roadmap.
Secondary CTA
Talk to a Business Central Consultant
Discuss your ERP modernization requirements with the JetBriks team.
JetBriks TechnologiesMicrosoft Dynamics 365 & Power Platform Consulting
Website: https://www.jetbriks.com/
