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GaneshPawarD's avatar
GaneshPawarD
Copper Contributor
Jul 15, 2025

Smart Moves Tenant Migration

✅ Do's – Best Practices for a Successful Migration

1. Plan Thoroughly

Create a detailed migration roadmap. Include:

  • Scope of migration (Teams, SharePoint sites, permissions, metadata)
  • Timeline and milestones
  • Resource allocation (technical team, stakeholders)
  • Risk assessment and fallback strategies

2. Conduct a Pre-Migration Assessment

Use migration tool inventory and reporting tools to:

  • Analyze site structures, content types, and permissions
  • Identify orphaned users, broken links, or unsupported features
  • Determine which Teams and SharePoint sites are active and worth migrating

3. Backup Critical Data

Before initiating migration:

  • Use native Microsoft 365 backup tools or third-party solutions
  • Ensure version history and document libraries are backed up
  • Validate backup integrity and accessibility

4. Run Pilot Migrations

Test the migration process on a few Teams and SharePoint sites:

  • Validate permission mapping
  • Check for metadata preservation
  • Identify performance bottlenecks or errors

5. Communicate with Stakeholders

Notify users and admins about:

  • Migration timelines and expected downtime
  • Changes in access or structure post-migration
  • Support channels for reporting issues

6. Leverage migration tool Features

Maximize efficiency by using:

  • Bulk migration tools
  • PowerShell scripting for automation
  • Built-in reports for post-migration validation

7. Document URLs and Site Mappings

Maintain a clear mapping of:

  • Source and target site URLs
  • Team names and associated SharePoint sites
  • Any renamed or restructured components

8. Use Site Mapping and Permission Mapping

Ensure:

  • Accurate mapping of source sites to target locations
  • Permissions are preserved or reconfigured appropriately
  • External sharing settings are reviewed

9. Inform Users About Tool Limitations

Set expectations by clarifying:

  • Migration tool does not migrate custom web parts, third-party apps, or workflows
  • Manual recreation may be needed for unsupported features

10. Prefer PowerShell for Large Migrations

For large SharePoint sites or Teams:

  • Use PowerShell module for faster, more reliable migration
  • Schedule scripts during off-peak hours to reduce load

❌ Don'ts – Common Pitfalls to Avoid

1. Don’t Skip Inventory Creation

Without a content inventory:

  • You risk missing critical libraries, lists, or permissions
  • Migration may be incomplete or inconsistent

2. Don’t Ignore Site Architecture

Preserve:

  • Internal links between pages and documents
  • Nested folder structures and navigation menus
  • Custom views and web part configurations

3. Don’t Rush the Migration

Avoid:

  • Skipping validation steps
  • Overlooking user feedback
  • Migrating without proper testing

4. Don’t Neglect Metadata

Ensure:

  • Version history, authorship, and timestamps are retained
  • Document properties are mapped correctly
  • Metadata is not overwritten or lost

5. Don’t Overlook Security and Compliance

Review:

  • Sensitivity labels and compliance policies
  • External sharing settings
  • Access controls and audit logs

6. Don’t Use Vague Naming Conventions

Avoid:

  • Duplicate or confusing site/team names
  • Inconsistent naming across tenants
  • Lack of documentation for renamed entities

7. Don’t Use GUI for Large Sites

For large-scale migrations:

  • Avoid using the graphical interface
  • Use PowerShell for better performance and error handling

8. Don’t Schedule Incremental Copies During Working Hours

To minimize disruption:

  • Run incremental migrations during off-hours
  • Inform users of any temporary access limitations

📌 Summary

  • Thorough Planning and Assessment are key to success.
  • Backup and Testing prevent data loss and uncover issues early.
  • Clear Communication ensures user readiness and reduces confusion.
  • Tool Features and Automation improve efficiency and scalability.
  • Security and Metadata Preservation maintain compliance and data integrity.
  • Avoiding Common Pitfalls ensures a smooth and complete migration.
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