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Microsoft 365 migration guides

Every migration guide we publish comes from an engagement we ran. Each one names the method, the outage window, what does not carry over, and the fixed-price service with its published price.

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2026-09-27NewExchange Server to Exchange Online: Cutover, Staged, Hybrid or Express? How to Pick the Migration Method for 25 to 500 MailboxesHow to choose cutover, staged, express or full hybrid for an Exchange Server to Exchange Online migration: mailbox limits, downtime, Outlook, public folders.Exchange OnlineMigrationExchange ServerMicrosoft 3652026-06-16NewMigrating from Google Workspace to Microsoft 365Plan a Google Workspace to Microsoft 365 migration with identity, Drive, Groups, DNS, security, cutover, and post-migration controls covered.Microsoft 365Google WorkspaceMigrationEmail Migration2026-06-16NewTenant-to-Tenant Migration After a Merger: A Practical Microsoft 365 and Azure GuidePlan a merger tenant-to-tenant migration across Microsoft 365, Entra ID, Intune, Azure, apps, security, and decommissioning.AzureMicrosoft 365MigrationSecurity

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2026-09-27NewAD FS to Entra ID: Retiring Federation with Staged Rollout, Without a Big-Bang CutoverRetire AD FS with Entra staged rollout: PHS vs PTA, rollout groups and limits, Conditional Access instead of claim rules, SAML apps, and the decommission order.Entra IDActive DirectorySecurityMicrosoft 3652026-09-27NewDropbox or Box to SharePoint and OneDrive: The Migration Playbook for Sharing Links, Team Folders, External Collaborators and CutoverDropbox or Box to SharePoint and OneDrive: what Migration Manager moves and what it does not, team folder mapping, sharing links, guests, dual running, cutover.OneDriveSharePointMigrationMicrosoft 3652026-09-27NewFile Server to SharePoint and OneDrive: What to Move, What to Leave, and How Permissions Survive the TripMigrate a file server to SharePoint and OneDrive: inventory, share-to-site mapping, NTFS permission translation, path and sync limits, what stays on SMB, cost.SharePointOneDriveMigrationWindows Server2026-09-27NewIMAP Email Migration to Microsoft 365 from Rackspace, Zoho Mail, cPanel and GoDaddy Workspace Email: What IMAP Moves and What It Does NotIMAP migration to Microsoft 365 from Rackspace, Zoho, cPanel and GoDaddy Workspace Email: what moves, the limits, the MX cutover order, and the PST pass.Exchange OnlineMigrationEmailMicrosoft 3652026-09-27NewLeaving VMware After the Broadcom Changes: Hyper-V, Azure Local or Azure for a Two-to-Four-Host ClusterWhat Broadcom changed for small VMware customers, with dates, and how a two-to-four-host cluster exits to Hyper-V, Azure Local or Azure.InfrastructureAzureWindows ServerMigration2026-09-27NewMoving the Last On-Premises Servers to Azure: A Three-Server Small-Business Migration, Step by Step, with the Cost DriversA three-server small-business Azure migration, step by step: assessment, landing zone and VPN, replication and cutover, backup, and what drives the bill.AzureWindows ServerMigrationLifecycle2026-09-27NewOne Microsoft 365 Tenant or Many? Holding Companies, Franchises, PE Roll-Ups and Shared-Services GroupsOne tenant or many for holding companies, franchises and roll-ups: what one tenant cannot separate, what multi-tenant organizations add, and the exit cost.ArchitectureTenant MigrationMicrosoft 365Licensing2026-09-27NewSplitting a Microsoft 365 Tenant After a Divestiture or Carve-Out: The Reverse of a Merger, and the Six Things That Make It HarderSplitting a Microsoft 365 tenant after a divestiture: new tenant, the one-domain rule, NCE licensing mid-term, shared SharePoint and Teams, and TSA coexistence.Tenant-to-TenantMigrationLicensingMicrosoft 3652026-09-20NewChanging Your Company Email Domain in Microsoft 365 After a Rebrand: The Order of OperationsHow to change your Microsoft 365 email domain after a rebrand: verify, authenticate, swap addresses and UPNs in batches, keep the old domain as an alias.Microsoft 365Exchange OnlineEntra IDDNS2026-09-20NewThe Domain Cutover in a Microsoft 365 Tenant-to-Tenant Migration: Why It Is the One Unavoidable Outage, and How an MX Spooler Keeps Mail FlowingWhy the domain cutover is the one unavoidable outage in a tenant-to-tenant migration, how long it lasts, and how an MX spooler holds inbound mail.MigrationExchange OnlineMicrosoft 365DNS2026-09-20NewGoDaddy Microsoft 365 Defederation: The Questions Small Firms Ask Before They Start (Whole Tenant, GoDaddy's Role, Downtime, Licenses, What Comes After)What GoDaddy Microsoft 365 defederation changes, why every domain converts, GoDaddy's part, the one password change, licenses and what comes after.GoDaddyMicrosoft 365Entra IDMigration2026-09-20NewWhat Happens to Microsoft 365 When Your Domain Registration Expires (and the Five Settings That Prevent It)What breaks in Microsoft 365 when a domain registration lapses, what keeps working, the re-registration risk, and the five settings that prevent it.Microsoft 365LifecycleEmail Security2026-09-06NewExchange Server 2016 and 2019 Are Out of Support: Exchange Server SE, and the EWS Block on 1 October 2026Exchange 2016 and 2019 lost support on 14 October 2025, ESU ends October 2026, and EWS calls to Exchange Online are blocked from 1 October 2026.Exchange ServerLifecycleMigrationExchange Online2026-09-06NewOffice 2016 and 2019 Are Out of Support, Office 2021 Ends on 13 October 2026: Moving to Microsoft 365 Apps Without Breaking AnythingOffice 2016 and 2019 lost support in October 2025 and Office 2021 ends 13 October 2026. Your options and a safe order of work for Microsoft 365 Apps.Microsoft 365LicensingLifecycleDeadlines2026-09-06NewSQL Server 2016 End of Support: ESU, Upgrade, or Azure SQLSQL Server 2016 lost support on 14 July 2026. Compare ESU through Azure Arc to July 2029, an upgrade to SQL Server 2022 or 2025, and Azure SQL.SQL ServerLifecycleAzureMigration2026-09-06NewWindows Server 2012 R2 Extended Security Updates End on 13 October 2026Windows Server 2012 R2 Extended Security Updates end on 13 October 2026, in Azure too. What stops, what the risk is, and the paths still open.Windows ServerLifecycleAzure MigrationSecurity2026-09-06NewWindows Server 2016 End of Support on 12 January 2027: Upgrade, Migrate or Buy ESUWindows Server 2016 loses support on 12 January 2027. What stops, how ESU works now Azure is no longer free for it, and how to plan the upgrade.Windows ServerAzureLicensingMigration2026-06-16Microsoft Entra app registrations and third-party integrations in tenant-to-tenant migrationsIn a Microsoft 365 tenant-to-tenant migration, mailboxes and files are only part of the story. Identity-integrated apps, enterprise applications, SSO,…Microsoft 365Microsoft Entra IDMigrationSecurity2026-06-16Microsoft Entra ID guest accounts tenant-to-tenant migrationGuest accounts are often the hidden complexity in a Microsoft 365 tenant-to-tenant migration. In 2026, the right approach is not to “move” Microsoft Entra…Microsoft 365Microsoft Entra IDMigrationSecurity2026-06-16Microsoft Entra ID user accounts and groups tenant-to-tenant migrationMicrosoft Entra ID user and group objects cannot simply be “moved” from one Microsoft 365 tenant to another. In a 2026 tenant-to-tenant migration,…Microsoft 365Microsoft Entra IDMigrationSecurity2026-06-16Microsoft Entra Joined Device Tenant-to-Tenant MigrationMigrating Microsoft Entra joined Windows devices, formerly Azure AD joined devices, is not a simple tenant-side move. In 2026, successful endpoint…Microsoft 365MigrationMicrosoft Entra IDMicrosoft Intune2026-06-16Common Microsoft 365 Migration Challenges and How to Overcome Them in 2026Microsoft 365 migrations are no longer just mailbox moves. In 2026, a successful migration must account for identity, security, compliance, Teams,…microsoft365MigrationSecuritycloud2026-06-16Exchange Online Tenant-to-Tenant Migration Guide for 2026Moving Exchange Online mailboxes between Microsoft 365 tenants is no longer just an export-and-import project. A successful 2026 tenant-to-tenant…Microsoft 365Exchange OnlineMigrationMicrosoft Entra ID2026-06-16How to export a Microsoft 365 mailbox to PST using Microsoft PurviewNeed a PST copy of a Microsoft 365 mailbox for legal discovery, offboarding, migration, or a one-time archive? In 2026, the supported admin path is…howtoMicrosoft 365Exchange OnlineCompliance2026-06-16How Nonprofits Can Get Microsoft 365 Grants and Discounts in 2026Eligible nonprofit organizations can still use Microsoft’s nonprofit program to access donated and discounted Microsoft 365 licenses—but the process,…NonprofitMicrosoft 365SecurityMigration2026-06-16How to Migrate from Microsoft Dynamics GP to Dynamics 365 Business Central in 2026Dynamics GP is still running critical finance operations for many organizations, but Microsoft’s published support timeline makes modernization planning…dynamics365businesscentralMigrationhowto2026-06-16How to Prepare for a Microsoft 365 Migration: 2026 Complete GuideA successful Microsoft 365 migration in 2026 is not only a mailbox or file move. It is an identity, security, licensing, compliance, endpoint, and…microsoft365MigrationTenant-to-TenantIntune2026-06-16Microsoft 365 Tenant-to-Tenant Migration Guide for 2026Mergers, acquisitions, divestitures, rebranding, and tenant consolidation projects often require moving identities, mail, files, Teams, devices, security…Microsoft 365MigrationEntra IDSecurity2026-06-16Microsoft Forms tenant-to-tenant migration: options, limitations, and checklistMicrosoft Forms is often overlooked in Microsoft 365 tenant-to-tenant projects, but surveys, quizzes, registration forms, file-upload questions, Power…Microsoft 365MigrationMicrosoft FormsMicrosoft Entra ID2026-06-16NewMicrosoft-Funded Migration: What to Check Before You BuyCheck Microsoft 365 migration funding eligibility before you buy licenses. See user count, source platform, scope, and CSP approval requirements.Microsoft 365MigrationGoogle WorkspaceCSP2026-06-16Microsoft Teams Phone: PSTN Options, PBX Migration and Rollout PlanningMicrosoft Teams Phone is no longer a new calling experiment—it is a mature cloud calling platform for organizations that want to replace or modernize PBX…cloud phone systemMicrosoft 365Microsoft Teamsmicrosoft teams phone2026-06-16OneDrive Tenant-to-Tenant Migration: 2026 Planning GuideMoving OneDrive data between Microsoft 365 tenants is no longer just a file copy project. In 2026, a successful OneDrive tenant-to-tenant migration…Microsoft 365OneDriveMigrationSecurity2026-06-16Post-Migration Support: How Businesses Maintain Stability After Microsoft 365 MigrationA Microsoft 365 migration is not finished when the last mailbox, file, or user account moves. The real success test starts in the days and weeks after…post-migrationmicrosoft365cloud-migrationbusiness-continuity2026-06-16Power Up Your Data in the Cloud with Azure SQL DatabaseAzure SQL Database remains one of the most practical ways to modernize SQL Server workloads in Azure: managed backups, built-in high availability, elastic…Azuremicrosoft azurecloud migrationCloud Security2026-06-16SharePoint Online Tenant-to-Tenant Migration: 2026 Planning GuideMoving SharePoint Online from one Microsoft 365 tenant to another is not just a file copy. A successful tenant-to-tenant migration requires identity…Microsoft 365SharePoint OnlineMigrationMicrosoft Entra ID2026-06-16Skype for Business Server to Microsoft Teams migration: admin guide for 2026Skype for Business Online is long retired, but some organizations still have Skype for Business Server or hybrid voice workloads to unwind. For admins,…Microsoft TeamsMigrationMicrosoft 3652026-06-16Streamline Microsoft 365 deployment and migration with Microsoft FastTrackMicrosoft FastTrack is still a valuable benefit in 2026 for eligible organizations moving to Microsoft cloud services. The key is knowing what FastTrack…fasttrackMicrosoft 365cloud migrationMicrosoft Entra2026-06-16Microsoft Teams tenant-to-tenant migration in 2026A Microsoft Teams tenant-to-tenant migration is not a single copy operation. Teams content is spread across Teams, SharePoint, OneDrive, Exchange,…Microsoft 365Microsoft TeamsMigrationMicrosoft Entra ID2026-06-16Tenant-to-Tenant Migration: 2026 Best Practices for Microsoft 365Microsoft 365 tenant-to-tenant migration is still a high-stakes project for mergers, acquisitions, divestitures, rebrands, and tenant consolidation. In…microsoft365MigrationSharePointTeams2026-06-16Microsoft Viva Engage tenant-to-tenant migrationViva Engage, formerly Yammer, is often overlooked in Microsoft 365 tenant-to-tenant projects. The content may look like a standalone social network, but…Microsoft 365Viva EngageMigrationMicrosoft Entra ID2026-06-16You just purchased a Microsoft 365 subscription. What’s next?Buying Microsoft 365 is only the first step. To get value quickly and avoid security, licensing, and migration surprises, use the first 30 days to confirm…Microsoft 365SecurityMigrationIntune
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