New Outlook - missing option to pin app

Mateusz Kowalski 0 Reputation points
2026-11-11T07:23:20.52+00:00

Some applications are missing "pin" option. How and where I can change that?app

Outlook | Windows | New Outlook for Windows | For business
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  1. Demi Nguyen 3,045 Reputation points Independent Advisor
    2026-11-11T08:03:19.4333333+00:00

    Hello Mateusz Kowalski,

    Thank you for reaching out.

    Based on the available Microsoft guidance, users can manually pin supported applications by selecting More apps > Pin, while administrators can control whether an application is available or deployed. However, I could not find an official Microsoft document explaining why certain applications in More apps display only Open and do not provide the Pin option.

    To further check this behavior, please sign in to Outlook on the web, open More apps, and check the same application:

    • If the web version also shows only Open, the application may not currently support being pinned, or the option may be restricted by your organization’s configuration.
    • If Pin is available on the web but not in new Outlook, please update new Outlook, restart the application, and test again.

    Please also check whether your colleagues can pin the same application. If other users can pin it but you cannot, your IT administrator may need to review the application assignment or policy applied to your account or user group.

    If no one in your organization sees the Pin option for the application, the application likely does not currently support pinning in Outlook. In that case, your IT administrator may need to contact the application developer to confirm whether this feature is supported.

    I hope this information helps.

    Best regards,

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  2. AI answer

    2026-11-11T07:24:11.75+00:00

    The Pin command for Outlook add-ins must be accessed from More apps on an email message’s ribbon, not from the general Apps/navigation flyout shown in the screenshot.

    Pin an add-in in New Outlook

    1. Open Mail.
    2. Select an email so it appears in the Reading Pane, or open the email in a separate window.
    3. On the message ribbon, select More apps. Alternatively, select Apps on the message action bar.
    4. Right-click the required add-in.
    5. Select Pin.

    The add-in should then appear on the message ribbon and action bar. Microsoft documents this location specifically for pinning add-ins in New Outlook.^1^

    The menu in the screenshot is a different surface. Seeing only About there does not provide a setting that can be changed locally to add Pin.

    If Pin is also missing from the message ribbon

    Check the following conditions:

    • Open a supported item first. Add-ins are exposed according to whether they were designed for reading messages, composing messages, or appointments. An add-in installed by an administrator appears only on the surface for which it was designed.^1^
    • Test both read and compose mode. Open an existing message for read mode; then create a new message for compose mode. Pinning does not carry across these modes because an add-in can define different interfaces for each one.^2^
    • Ensure Outlook is online. Installed add-ins may not appear on the ribbon or action bar when New Outlook starts without an internet connection.^1^

    If you mean keeping the add-in pane open

    That is task-pane pinning, which is different from pinning an app shortcut to the ribbon. The pin icon appears inside the opened task pane and keeps that pane open when another message is selected.

    This capability must be enabled by the add-in developer in its manifest:

    • Unified manifest: the action needs "pinnable": true.
    • Add-in-only XML manifest: the task-pane action needs <SupportsPinning>true</SupportsPinning>.^2^

    If the three third-party add-ins in the screenshot have no Pin command on the message ribbon and no pin icon in their task panes, there is no New Outlook user setting that can enable it. The add-in vendor must confirm that its current manifest supports the relevant pinning behavior; for centrally deployed add-ins, the Microsoft 365 administrator may need to deploy the vendor’s updated package.


    References

    1. [New Outlook](https://support.microsoft.com/outlook/getstarted/use-add-ins-in-outlook)
    2. Implement a pinnable task pane in Outlook
    AI-generated content may be incorrect. Read our transparency notes for more information.

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