check before: 2026-04-02
Product:
Microsoft Viva Connections, SharePoint, Teams
Platform:
Developer, Online, World tenant
Status:
Change type:
Admin impact, Retirement, Updated message, User impact
Links:
Details:
Summary:
SharePoint Add-Ins will retire on April 2, 2026, stopping their functionality. From July 1, 2024, they cannot be installed from the public marketplace, and new tenants lose all usage by November 1, 2024. Organizations should migrate to SharePoint Framework (SPFx) and prepare users and admins accordingly.
Details:
Updated February 2, 2026: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 2 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins.
[Key Points:]
Major: Retirement
Timeline:
Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible.
Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog).
Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants.
Action: Review and assess impact
Change Category:
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Scope:
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Release Phase:
Created:
2023-11-28
updated:
2026-02-03
Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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additional Info URL
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summary for non-techies**
Microsoft is retiring SharePoint Add-Ins by April 2, 2026, transitioning to the SharePoint Framework (SPFx), with key dates including the cessation of new Add-Ins from the marketplace on July 1, 2024, and complete inaccessibility for new organizations by November 1, 2024.
Direct effects for Operations**
Retirement of SharePoint Add-Ins
Users will lose access to SharePoint Add-Ins after April 2, 2026, leading to disruption in workflows that rely on these tools.
- roles: End Users, Developers
- references: https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins" target="_blank" rel="nofollow noopener noreferrer">https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins, https://learn.microsoft.com/sharepoint/dev/sp-add-ins-modernize/sp-add-in-modernize
Inability to install new Add-Ins
From July 1, 2024, users will not be able to install new SharePoint Add-Ins from the public marketplace, limiting their options for new functionalities.
- roles: End Users, Admins
- references: https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins" target="_blank" rel="nofollow noopener noreferrer">https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins, https://appsource.microsoft.com/
User training and support
Without preparation, users may face confusion and lack of support as they transition away from SharePoint Add-Ins, impacting their productivity.
- roles: End Users, Help Desk Staff
- references: https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins" target="_blank" rel="nofollow noopener noreferrer">https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins, https://learn.microsoft.com/sharepoint/dev/sp-add-ins-modernize/sp-add-in-modernize
Migration to SharePoint Framework (SPFx)
Organizations that do not prepare for migration to SPFx may experience delays and increased workload for developers, affecting project timelines.
- roles: Developers, Project Managers
- references: https://learn.microsoft.com/sharepoint/dev/spfx/sharepoint-framework-overview?WT.mc_id=m365-15744-cxa, https://learn.microsoft.com/sharepoint/dev/sp-add-ins-modernize/sp-add-in-modernize
Disabling SharePoint Add-Ins
If admins disable SharePoint Add-Ins without user notification, it may lead to unexpected disruptions in ongoing projects and user frustration.
- roles: Admins, End Users
- references: https://learn.microsoft.com/powershell/module/sharepoint-online/set-spotenant?view=sharepoint-ps, https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins" target="_blank" rel="nofollow noopener noreferrer">https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins
Configutation Options**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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change history
| Date | Property | old | new |
| 2026-02-03 | MC Messages | Updated January 5, 2026: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 3 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated February 2, 2026: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 2 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2026-02-03 | MC Last Updated | 01/05/2026 18:40:07 | 2026-02-02T17:10:48Z |
| 2026-01-06 | MC Messages | Updated October 3, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 6 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated January 5, 2026: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 3 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2026-01-06 | MC Last Updated | 10/03/2025 16:48:28 | 2026-01-05T18:40:07Z |
| 2025-10-03 | MC Messages | Updated June 2, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 10 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated October 3, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 6 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2025-10-03 | MC Last Updated | 06/03/2025 00:24:30 | 2025-10-03T16:48:28Z |
| 2025-10-03 | MC Summary | SharePoint Add-Ins will retire by April 2, 2026. Starting July 1, 2024, they cannot be installed from the public marketplace. New tenants cannot use them from November 1, 2024. Organizations should transition to SharePoint Framework (SPFx) and notify users and developers. Use provided tools to manage the transition. | SharePoint Add-Ins will retire on April 2, 2026, stopping their functionality. From July 1, 2024, they cannot be installed from the public marketplace, and new tenants lose all usage by November 1, 2024. Organizations should migrate to SharePoint Framework (SPFx) and prepare users and admins accordingly. |
| 2025-06-03 | MC Messages | Updated February 1, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 14 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated June 2, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 10 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2025-06-03 | MC Last Updated | 01/31/2025 23:37:48 | 2025-06-03T00:24:30Z |
| 2025-06-03 | MC Summary | Microsoft is retiring SharePoint Add-Ins with a final retirement date set for April 2, 2026. Users are advised to migrate to SharePoint Framework (SPFx) and utilize the Microsoft 365 Assessment tool to prepare. Key dates include the halt of installations from the public marketplace starting July 1, 2024, and the removal of Add-Ins for existing tenants by April 2, 2026. | SharePoint Add-Ins will retire by April 2, 2026. Starting July 1, 2024, they cannot be installed from the public marketplace. New tenants cannot use them from November 1, 2024. Organizations should transition to SharePoint Framework (SPFx) and notify users and developers. Use provided tools to manage the transition. |
| 2025-02-01 | MC Messages | Updated June 13, 2024: This update serves as a reminder regarding the upcoming retirement scheduled for April 2, 2026.
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated February 1, 2025: This update serves as a reminder that SharePoint Add-Ins will retire and stop working in 14 months from now (April 2, 2026).
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2025-02-01 | MC Last Updated | 06/14/2024 01:02:36 | 2025-01-31T23:37:48Z |
| 2024-06-14 | MC Messages | Updated April 12, 2024: This update serves as a reminder regarding the upcoming retirement scheduled for April 2, 2026.
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private tenant catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated June 13, 2024: This update serves as a reminder regarding the upcoming retirement scheduled for April 2, 2026.
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private app catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2024-06-14 | MC Last Updated | 04/12/2024 23:07:12 | 2024-06-14T01:02:36Z |
| 2024-06-14 | MC prepare | You will want to notify your Add-In users and developers. Update your user training and prepare your help desk.
For admins Use the Microsoft 365 Assessment tool to scan your tenants for SharePoint Add-In usage. Review the guidance for migrating from SharePoint Add-Ins to SharePoint Framework. There will not be an option to extend SharePoint Add-Ins beyond April 2nd 2026. Learn more Support update for the retirement of SharePoint Add-Ins in Microsoft 365. https://aka.ms/assessment/addinsacs https://aka.ms/retirement/addins/guidance https://aka.ms/spfx | You will want to notify your Add-In users and developers. Update your user training and prepare your help desk.
For admins Use the Microsoft 365 Assessment tool to scan your tenants for SharePoint Add-In usage. Disable SharePoint Add-Ins on your tenant using SharePoint Online Management Shell Review the guidance for migrating from SharePoint Add-Ins to SharePoint Framework. There will not be an option to extend SharePoint Add-Ins beyond April 2nd 2026. New: How to disable SharePoint Add-Ins on your tenant Admins can disable SharePoint Add-Ins with the Set-SPOTenant SharePoint Management Shell PowerShell command. Connect-SPOService -Url https://<tenant>-admin.sharepoint.com Set-SPOTenant -IsSharePointAddInsDisabled $true After SharePoint Add-Ins are disabled, users will not be able to add SharePoint Add-Ins to their sites, and admins cannot add new SharePoint Add-Ins to the tenant and site collection app catalogs. SharePoint Add-Ins already added to sites will stay available and can still be used by the site's users. New: SharePoint Add-Ins will not be available from the public marketplace After July 1, 2024, users browsing the public marketplace (AppSource) will see SharePoint Add-In, but if they select Get it now, a message will explain that SharePoint Add-Ins are retired and cannot be added. If you still require a specific SharePoint Add-In, contact the Add-In creator to understand the possible options. Learn more Support update for the retirement of SharePoint Add-Ins in Microsoft 365. https://appsource.microsoft.com/ https://learn.microsoft.com/powershell/module/sharepoint-online/set-spotenant?view=sharepoint-ps https://learn.microsoft.com/sharepoint/dev/sp-add-ins/retirement-announcement-for-add-ins https://learn.microsoft.com/sharepoint/dev/sp-add-ins-modernize/sp-add-in-modernize https://learn.microsoft.com/sharepoint/dev/spfx/sharepoint-framework-overview?WT.mc_id=m365-15744-cxa https://pnp.github.io/pnpassessment/addinsacs/readme.html |
| 2024-06-14 | MC Summary | Microsoft is retiring SharePoint Add-Ins by April 2, 2026. Installations from the public marketplace will end on July 1, 2024, and new tenants won't be able to use them starting November 1, 2024. Organizations should migrate to SharePoint Framework (SPFx) and prepare for the transition. | Microsoft is retiring SharePoint Add-Ins with a final retirement date set for April 2, 2026. Users are advised to migrate to SharePoint Framework (SPFx) and utilize the Microsoft 365 Assessment tool to prepare. Key dates include the halt of installations from the public marketplace starting July 1, 2024, and the removal of Add-Ins for existing tenants by April 2, 2026. |
| 2024-04-13 | MC Messages | Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins.
[Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private tenant catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact | Updated April 12, 2024: This update serves as a reminder regarding the upcoming retirement scheduled for April 2, 2026.
Since the release of SharePoint Add-Ins in 2013, Microsoft has evolved SharePoint extensibility using SharePoint Framework (SPFx) enabling you to write applications that can be used in Microsoft SharePoint, Viva Connections and Microsoft Teams. With our continued investment in SharePoint Framework, Microsoft is retiring SharePoint Add-Ins. [Key Points:] Major: Retirement Timeline: Starting July 1st, 2024, SharePoint Add-Ins cannot be installed from the public marketplace, also referred to as store by existing tenants. Installation from a private tenant catalog stays possible. Starting November 1st, 2024, new tenants will not be able use SharePoint Add-Ins, regardless of their origin (public marketplace, private tenant catalog). Starting April 2nd, 2026, Microsoft will remove the ability use SharePoint Add-Ins for existing tenants. Action: Review and assess impact |
| 2024-04-13 | MC Title | SharePoint Add-In retirement in Microsoft 365 | (Updated) SharePoint Add-In retirement in Microsoft 365 |
| 2024-04-13 | MC Last Updated | 11/28/2023 00:32:30 | 2024-04-12T23:07:12Z |
| 2024-04-13 | MC MessageTagNames | User impact, Admin impact, Retirement | Updated message, User impact, Admin impact, Retirement |
| 2024-04-13 | MC Summary | Microsoft is retiring SharePoint Add-Ins by April 2, 2026. Installations from the public marketplace will end on July 1, 2024, and new tenants won't be able to use them starting November 1, 2024. Organizations should migrate to SharePoint Framework (SPFx) and prepare for the transition. |
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