Microsoft 365 Admin Roadmap (Beginner to Pro)

By | December 2, 2025

🟦 STAGE 1 — Fundamentals (Beginner)

Goal: Understand the basics of M365 & core admin concepts.

1️⃣ Learn the Basics of Microsoft 365

  • What is M365?
  • Difference between:
    • Azure AD / Entra ID
    • Microsoft 365
    • Exchange Online
    • Security & Compliance
    • SharePoint / OneDrive
  • What is a Tenant, Domain, Subscription?

Study topics:

  • M365 license types (E1/E3/E5, Business Standard/Premium)
  • User identity types
    • Cloud only
    • Sync users (Hybrid)
    • Guest users (B2B)

2️⃣ Learn the Microsoft 365 Admin Center (Portal Basics)

Explore all sections:

  • Users → Active Users
  • Groups
  • Devices
  • Roles
  • Billing
  • Health & Alerts

Practice:
✔ Create a user
✔ Assign a license
✔ Reset password
✔ Add alternate email
✔ Create a Microsoft 365 Group
✔ Create a DL (distribution list)
✔ Create a Security Group


🟩 STAGE 2 — Identity & Access Management (Most Important)

Goal: Become strong in Entra ID (Azure AD)

3️⃣ Entra ID (Azure AD) Skills

Key topics:

  • What is Entra ID?
  • UPN vs alias
  • Primary email vs proxy address
  • Identity types
  • Authentication types
  • Conditional Access
  • MFA enforcement (Per-user & Security Defaults)
  • SSPR (Self Service Password Reset)
  • Custom security attributes

Practice:
✔ Add custom domains
✔ Configure MFA
✔ Create conditional access policies
✔ Create guest users
✔ Assign admin roles (least privilege)


🟧 STAGE 3 — Exchange Online (Messaging Administration)

Goal: Master email administration

4️⃣ Exchange Online Admin

Topics to learn:

  • Mailboxes
    • User mailbox
    • Shared mailbox
    • Resource mailbox (Room/Equipment)
  • Email flow
  • Connectors
  • Accepted domains
  • Email routing
  • Message trace
  • DKIM / SPF / DMARC
  • Retention policies
  • Litigation hold

Practice:
✔ Create shared mailbox
✔ Assign permissions (Full Access / Send As)
✔ Run message trace
✔ Setup transport rules
✔ Enable DKIM
✔ Check mail routing with MXToolBox


🟩 STAGE 4 — SharePoint & OneDrive

Goal: File sharing, permissions, collaboration

Topics:

  • SharePoint Sites
  • Admin roles
  • External sharing
  • Site permissions
  • Document libraries
  • OneDrive admin settings
  • Storage management

Practice:
✔ Create a SharePoint communication site
✔ Create a team site
✔ Configure access
✔ Restore deleted files
✔ Setup retention


🟥 STAGE 5 — Security & Compliance

Goal: Learn protection, auditing, policies

Topics:

  • DLP Policies
  • Sensitivity labels
  • Retention labels
  • Compliance Manager
  • Audit Logs
  • Insider Risk
  • eDiscovery (Basic/Standard/Premium)

Practice:
✔ Create a DLP rule
✔ Apply sensitivity labels
✔ Run an audit search
✔ Create eDiscovery case


🟦 STAGE 6 — Intune (Device & App Management)

Goal: Device configuration and compliance

Learn:

  • MDM vs MAM
  • Compliance policies
  • Configuration profiles
  • App deployment
  • Autopilot
  • Device enrollment methods
  • Windows update rings

Practice:
✔ Enroll devices
✔ Create compliance policy
✔ Create password policy
✔ Push apps
✔ Create Autopilot profile


🟪 STAGE 7 — PowerShell for M365

Goal: Become a strong admin using automation

Learn these modules:

  • MSOnline
  • AzureAD
  • ExchangeOnline
  • Microsoft.Graph
  • SharePoint PnP

Practice commands:
✔ Export all users
✔ Export mailbox size
✔ Export login activity
✔ Bulk creation of users
✔ Bulk license assignment
✔ Export groups & membership


🟫 STAGE 8 — Monitoring & Troubleshooting

Goal: Real world admin skills

Learn:

  • Service health
  • Message trace
  • Sign-in logs
  • Audit logs
  • Admin alerts
  • Network connectivity (M365 connectivity tool)

Practice:
✔ Check service issues
✔ Diagnose failed logins
✔ Analyze risky logins
✔ Troubleshoot email nondelivery


🟨 STAGE 9 — Hybrid Environment

Goal: AD ↔ M365 sync & hybrid Exchange

Topics:

  • AD Connect
  • Sync Rules
  • Password Hash Sync
  • Pass-through Authentication
  • Seamless SSO
  • Hybrid Exchange
  • AD → M365 attributes mapping
  • How alias/proxyaddress sync works

Practice:
✔ Force AD sync
✔ Fix sync errors
✔ Manage hybrid mailboxes
✔ Troubleshoot attribute conflicts


🟦 STAGE 10 — PRO LEVEL SKILLS

Now master advanced skills & get job-ready:

🔥 Real-world use-case expertise:

  • Tenant-to-tenant migration
  • Identity governance
  • Conditional access architecture
  • DLP in detail
  • Enterprise hybrid setup
  • Power Automate flows
  • Zero trust security concepts

🔥 Start using these tools:

  • Microsoft Graph API
  • PowerShell automation
  • Defender for Cloud Apps
  • Sentinel (SIEM)

🏆 Bonus: Best YouTube Search Keywords

Search EXACTLY these terms to learn fast:

Beginner:

  • “Microsoft 365 admin center full tutorial”
  • “Entra ID basics for beginners”
  • “Exchange Online admin training”

Intermediate:

  • “M365 hybrid identity step by step”
  • “Azure AD Connect troubleshooting”
  • “Exchange Online message trace training”

Advanced:

  • “M365 DLP advanced tutorial”
  • “Conditional access deep dive”
  • “Microsoft Intune full course 2024”

2 thoughts on “Microsoft 365 Admin Roadmap (Beginner to Pro)

Leave a Reply to Jaspreet Cancel reply

Your email address will not be published. Required fields are marked *