Microsoft has confirmed the retirement of the SharePoint Add-in model, with full retirement scheduled for 2 April 2026. For many organisations, this may seem like a technical platform change. In reality, it has broader implications for how departments manage information, automate processes and maintain governance within the Microsoft 365 environment.
For teams that have relied on SharePoint Apps to extend functionality, manage workflows or support information management tasks, this change raises an important question: what replaces them, and how do you transition without losing control of your information?
Below are some of the key considerations departments should be thinking about now.
Understanding what is actually being retired
The SharePoint Add-in model allowed organisations and developers to extend SharePoint through externally hosted or provider-hosted apps. These were commonly used for:
- custom workflows
- document management extensions
- integration with external systems
- governance and compliance tooling
Microsoft has been moving away from this model for several years, favouring SharePoint Framework (SPFx) and native Microsoft 365 services instead. While the platform itself continues to evolve, organisations using older app architectures will need to review what functionality they currently rely on and how it will be replaced.
The key risk is not simply the retirement itself. It is discovering too late how deeply those apps are embedded in day to day operations.
The hidden complexity inside departments
Many departments are not fully aware of the role SharePoint Apps play in their environment. Over time, small tools and extensions often become critical parts of operational workflows.
Common examples include:
- document classification or tagging tools
- approval workflows
- custom search or discovery functions
- integrations with records management systems
When these capabilities disappear or require replacement, teams can find themselves recreating processes manually or attempting to rebuild functionality under time pressure.
The first step is visibility. Departments need to understand which apps exist, what they do and who depends on them.
Is Microsoft Purview enough?
Microsoft Purview plays an important role in the Microsoft 365 ecosystem, particularly around:
- compliance
- retention
- data governance
- eDiscovery
However, Purview is not designed to replace every custom extension previously delivered through SharePoint Apps.
For information management teams, Purview can support key governance controls, but it often relies on organisations having well-structured information environments. Without clear classification, consistent metadata and properly managed repositories, even powerful governance tools struggle to deliver reliable outcomes.
In other words, Purview is part of the solution. It is not automatically the entire solution.
The time investment organisations underestimate
One of the most common mistakes organisations make is assuming this transition is purely technical.
In reality, preparing for the retirement of SharePoint Apps requires work across several areas:
- identifying existing apps and dependencies
- assessing which functions are still required
- redesigning workflows or integrations
- aligning information governance with modern Microsoft 365 capabilities
- implementing replacement tools or architectures
This is rarely a quick exercise. For organisations with complex information environments, the process can take months rather than weeks, particularly if legacy workflows or unmanaged content structures are involved.
Starting early reduces the risk of rushed decisions and fragmented solutions.
Using this moment to improve information management
While the retirement of SharePoint Apps introduces disruption, it also creates an opportunity.
Many organisations have accumulated years of layered tools, disconnected workflows and inconsistent information practices. The transition away from older app models can be used as a trigger to simplify and modernise the environment.
This includes:
- reviewing how information is classified and governed
- ensuring data is structured for AI and automation
- aligning information management with Microsoft 365 capabilities
- implementing governance that scales across departments
Organisations that treat this as a strategic exercise, rather than a technical migration, typically see stronger long-term outcomes.
Where specialist information management platforms fit
For organisations operating in regulated industries or complex environments, relying solely on native tools may not always deliver the level of control required.
Specialist platforms designed for information governance and records management can provide additional capability across areas such as:
- automated classification
- policy enforcement
- defensible records management
- auditability across large information estates
Organisations that take the time now to review their information environment, understand dependencies and strengthen governance will be far better positioned for the future.
Those that wait until the retirement deadline approaches may find themselves rebuilding critical processes under pressure.
If your organisation still relies on SharePoint Apps, now is the time to start asking the question: what role do they play in our information management, and what replaces them next?
iCognition works with organisations navigating these kinds of transitions, helping them ensure that information environments remain structured, compliant and ready for modern technologies such as AI.
The goal is not simply replacing a retired technology. It is ensuring the information foundation of the organisation is strong enough to support what comes next.