MC1153559 – M365 Change Digest

One-line summary

The Mobile Plans app will be retired on February 27, 2026; users should use Windows Settings and their mobile operator’s web portal for eSIM and cellular data management.

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Details

Body (from Message Center)

Connecting PCs to mobile data is now simpler. The Mobile Plans app will be retired in February 2026. Instead, please use your web browser and the Windows Settings app. The web-based experience is available from your mobile operator’s portal for purchasing and activating your cellular data plans. From Windows Settings, you can consent to securely sharing your device data with your mobile operator and thus allow automatic provisioning of your eSIM and instant download and use of cellular data.

When will this happen:

The new web-based experience is rolling out over the coming months through Windows updates.
February 27, 2026: The Mobile Plans app will be retired.

How this will affect your organization:

For most Windows users, this change should be convenient: connecting devices to a mobile network should be as easy as buying something online. You won’t need an extra app, such as the Mobile Plans app. If you represent a mobile operator, anticipate transitioning to the new model if you haven’t yet.

What you need to do to prepare:

Windows users that already have an active mobile plan don’t need to take any action. For future purchasing and management decisions, please use your mobile operator’s web portal and Windows Settings > Network & internet > Cellular > eSIM profiles.

Mobile operators can embed lpa: URIs into their webpage or emails to trigger eSIM profile downloads as part of web purchases.

Additional information:

Learn about what this means to users and mobile operators at Mobile Plans moves to the web.
Keep an eye on the official Windows release notes and your carrier’s communications for announcements of support for the new eSIM activation flow.
Mobile operators can Use a QR code or URI link to download an eSIM profile - Windows drivers.

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    "action_required_by": null,
    "ai_action_required_by": "2026-02-27T00:00:00Z",
    "ai_actions": [
      "Transition to using Windows Settings and web portal for cellular data",
      "Mobile operators should update provisioning processes",
      "Monitor Windows release notes for eSIM activation updates"
    ],
    "ai_master_tags": [
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    ],
    "ai_model": "gpt-4.1",
    "ai_summary": "The Mobile Plans app will be retired on February 27, 2026; users should use Windows Settings and their mobile operator\u2019s web portal for eSIM and cellular data management.",
    "ai_topics": [
      "Windows"
    ],
    "category": "stayInformed",
    "details_map": {},
    "id": "MC1153559",
    "importance": 2,
    "is_major_change": false,
    "last_modified": "2025-09-15T16:59:20Z",
    "ms_products": [
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    "services": [
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    "severity": "normal",
    "tags": [
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    "title": "Mobile Plans moves to the web"
  }
}