Moving to Microsoft cloud is not just an email migration. It affects identity, files, devices, security, backup expectations, and how staff collaborate every day.
A good migration starts with discovery. Understand what users have now, where files live, how email is configured, which devices are in use, and what business systems depend on the current setup.
Areas To Review
Before a migration, check:
- Domains, DNS, and email routing
- Mailboxes, shared mailboxes, aliases, and distribution groups
- File storage, permissions, and shared folders
- Existing Microsoft 365 tenant settings
- User accounts and administrator access
- MFA and Conditional Access readiness
- Devices, apps, and support requirements
- Backup, retention, and recovery expectations
Plan The Changeover
The migration plan should explain what changes, when it changes, who is affected, and how users get support. That plan should include testing, communication, cutover steps, and post-migration checks.
Most businesses also need a security baseline during the move. MFA, admin role review, Defender configuration, external sharing, and logging should not be treated as optional afterthoughts.
Structure Files Properly
Moving old shared folders into SharePoint without design can recreate old problems in a new platform. Teams, SharePoint sites, OneDrive, permissions, and naming should be planned around how staff work.
After The Migration
The best time to improve Microsoft 365 is immediately after migration while the environment is fresh. Review Secure Score, device management, retention, sharing, backup, and staff training.
Centrix helps Irish businesses plan and deliver controlled Microsoft cloud migrations with security and handover included from the start.