| PL-900 EXAM TOPIC | BEGINNER FRIENDLY | ~5 MIN READ |
The Microsoft Power Platform is not a separate ecosystem — it is designed to integrate directly with the Microsoft 365 apps and services that many organizations already use every day. When a Power App, flow, page, or agent requires identity, data, a deployment surface, or a notification channel, Microsoft 365 services are often available to support these needs through built-in integration and connectors.
How Do They Work Together?
Power Platform business solutions work closely with Microsoft 365 through three main mechanisms:
- Shared identity (Microsoft Entra ID, formerly Azure Active Directory)
- Standard connectors available with many Microsoft 365 plans
- Microsoft Teams as a native collaboration and hosting surface
This integration enables Power Platform solutions to interact with Microsoft 365 services by reading from, writing to, and operating within those services, depending on configuration, permissions, and licensing.
End-User Perspective
For end users, Power Platform solutions often appear directly inside the applications they already use, such as:
- Microsoft Outlook
- Microsoft Teams
- Microsoft SharePoint
- Microsoft OneDrive
This helps users complete tasks without switching between multiple applications.
Maker Perspective
For makers, this integration provides a relatively low-friction way to build and share solutions using existing Microsoft 365 capabilities and infrastructure. Most starter solutions can be created quickly using built-in connectors and services already available in the Microsoft 365 environment.
Key Concepts to Know
Shared Identity and Tenant
Power Platform and Microsoft 365 use the same identity system based on Microsoft Entra ID (formerly Azure Active Directory).
Users sign in once with their Microsoft 365 credentials and gain access to Power Apps, Power Automate, and other Power Platform services within the same tenant, security boundary, and governance framework.
Standard Connectors for Microsoft 365
Standard connectors for commonly used Microsoft 365 services are available with many Microsoft 365 subscriptions and do not typically require premium Power Platform licensing.
- SharePoint — lists and document libraries as data sources for apps and flows.
- Outlook — triggers (when an email arrives) and actions (send email, manage calendar).
- Microsoft Teams — post messages, send adaptive cards, trigger flows from a chat.
- OneDrive, Excel, Forms, Planner — storage, structured data, surveys, and task tracking.
Microsoft Teams as a Hosting Surface
Microsoft Teams is one of the most common deployment surfaces for Power Platform solutions.
Within Teams:
- Power Apps can be embedded as tabs in channels
- Power Automate flows can be triggered from messages or adaptive cards
- Copilot Studio agents can be published directly into Teams
- Power BI reports can be added as channel tabs
This allows solutions to exist directly where users collaborate and communicate.
Dataverse for Teams
Dataverse for Teams is a lightweight version of Dataverse built into Microsoft Teams and available with many Microsoft 365 + Teams subscriptions.
Key points:
- Enables apps and workflows scoped to a single team
- No separate premium Dataverse license required for basic usage
- Designed for departmental or team-level solutions
It is not intended for large-scale enterprise applications.
Approvals, Adaptive Cards, and Notifications
Power Automate integrates with Microsoft 365 communication tools to streamline approvals and interactions.
Examples:
- Approvals in Teams and Outlook — Users can approve requests directly inside either app
- Adaptive Cards in Teams — Interactive messages that collect user input in chat
- Outlook actionable messages — Users can respond to workflows directly from email
This ensures users can complete tasks without switching applications.
The Business Value
- One identity, one tenant — Users sign in once across Microsoft 365 and Power Platform using the same Microsoft Entra ID credentials.
- Lower cost of entry — Many standard Microsoft 365 connectors are included with Microsoft 365 subscriptions, helping reduce the need for premium connectors in basic scenarios.
- Apps where people already work — Solutions can be embedded directly in Microsoft Teams, Outlook, and SharePoint, reducing context switching.
- Familiar productivity tools — Users can leverage tools like SharePoint, Excel, OneDrive, and Forms without needing significant retraining.
- Faster ROI — Organizations can extend existing Microsoft 365 investments by adding automation, apps, and analytics instead of replacing systems.
- Aligned governance — Both platforms share a common security and compliance framework, including Microsoft Entra ID-based identity, conditional access, and Microsoft 365 compliance controls.
Common Use Cases
| Scenario | How Power Platform + Microsoft 365 Work Together |
| Approvals routed to Outlook or Teams | Power Automate approvals surface in the Teams Approvals app and in Outlook |
| Custom app inside a Teams channel | Canvas app embedded as a tab; Dataverse for Teams stores the data |
| Email-triggered workflow | Power Automate flow with an Outlook trigger creates a SharePoint list item |
| Survey + reporting pipeline | Microsoft Forms collects responses; flow saves to SharePoint; Power BI visualizes |
| Helpdesk chatbot in Teams | Copilot Studio agent published to Teams, grounded in a SharePoint knowledge base |
Quick Reference
| Feature | What to Know |
|---|---|
| Identity | Both Microsoft 365 and Power Platform use Microsoft Entra ID (formerly Azure Active Directory) for authentication and access control |
| Standard Connectors | SharePoint, Outlook, Microsoft Teams, OneDrive, Excel, and Forms are commonly used connectors included with many Microsoft 365 plans |
| Teams Hosting | Power Apps can be added as tabs, Power Automate flows can be triggered from chats, and agents can be published directly in Microsoft Teams |
| Dataverse for Teams | A lightweight version of Dataverse used for team-scoped apps and workflows within Microsoft Teams environments |
| Approvals | Approvals can be completed directly in Microsoft Teams (Approvals app) and in Outlook |
| SharePoint | Used as a primary data source for storing lists and documents for apps and workflows |
| Outlook | Supports triggers (such as email received or calendar events) and actions (send email, manage calendar items) |
| Power BI | Reports and dashboards can be embedded in Microsoft Teams channels and SharePoint pages |
| Governance | Shared security and compliance model, with Power Platform administration integrated alongside Microsoft 365 admin controls |
| Keep going on your PL-900 journey If this helped, save it for revision and explore the rest of the series. #PL900 #PowerPlatform #Microsoft365 #MicrosoftTeams #LowCode |
PL-900 EXAM PREPARATION · MICROSOFT POWER PLATFORM FUNDAMENTALS
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