Microsoft 365 Copilot has the potential to change the way people work across Microsoft 365, helping employees find information, summarise meetings and conversations, create content, analyse data and complete everyday tasks more efficiently.

However, successfully deploying Copilot involves much more than purchasing licences and switching the technology on. Copilot works across the information, identities, permissions and applications that already exist within your Microsoft 365 environment, which means organisations need to think carefully about security, data governance, adoption and business use cases before beginning a wider rollout.

If your organisation is considering Microsoft 365 Copilot, here are ten areas we believe are worth addressing before deployment.

1. Decide What You Actually Want Copilot to Achieve

One of the first decisions should not be how many Copilot licences you need, but what you actually want employees to achieve with them. Without clearly defined use cases, there is a risk that users experiment with Copilot for a few weeks without understanding where it can genuinely improve the way they work.

The best opportunities will often vary considerably by department. Sales teams might use Copilot to prepare for customer meetings, summarise conversations and help create proposals, while marketing teams could use it to research ideas and develop content. Managers may benefit from summarising meetings and lengthy email conversations, while finance teams could explore how Copilot can assist with analysing and interpreting information in Excel.

Defining these use cases before deployment gives you a much clearer way of assessing whether Copilot is genuinely creating value rather than simply measuring how many employees have been given a licence.

2. Check That Your Microsoft 365 Environment Is Ready

Copilot becomes particularly powerful when employees already work extensively within Microsoft 365 because the information they need is available through services such as SharePoint, OneDrive, Teams and Exchange Online.

If important company information is still spread across file servers, personal folders, legacy applications and disconnected cloud platforms, users may not immediately receive the experience they expect. This doesn't necessarily mean everything has to be migrated before Copilot can be introduced, but organisations should understand where important information resides and whether employees can already access it effectively through Microsoft 365.

It is also an opportunity to review the wider technical foundations of Microsoft 365, including identity, licensing, security policies, device management and the applications employees are currently using.

3. Review Who Has Access to Your Data

This is one of the most important areas to consider before introducing Copilot. Microsoft 365 environments naturally evolve over time as employees join and leave, departments change, new Teams are created, SharePoint sites grow and external users are invited to collaborate.

The result can be historic permissions that nobody has reviewed for several years. An employee might technically have access to a SharePoint site from a previous role, for example, or a document could have been shared with a much wider group than originally intended.

Copilot makes finding and working with information considerably easier, so organisations should review SharePoint permissions, Teams memberships, OneDrive sharing, Microsoft Entra ID groups, guest accounts and external sharing arrangements before deployment.

The important question is not simply whether your data is protected, but whether everyone who currently has permission to access that data genuinely still needs it.

4. Understand Where Your Sensitive Information Lives

Most organisations hold significant amounts of sensitive information within Microsoft 365, but they may not have a complete understanding of exactly where that information resides or how consistently it is protected.

Customer information, employee records, financial documents, contracts, intellectual property and commercially sensitive information could be distributed across SharePoint, OneDrive, Teams and Exchange Online. Before introducing Copilot widely, organisations should understand where this information resides and whether appropriate controls are already in place.

Microsoft Purview can play an important role here through capabilities such as sensitivity labels, Data Loss Prevention and retention policies. Introducing Copilot can therefore provide a useful opportunity to improve the wider information governance strategy rather than treating AI governance as a standalone project.

5. Review Your Microsoft 365 Security Baseline

Copilot relies on the security foundations already established within Microsoft 365, which makes a security review an important part of preparing for deployment.

Identity should be a particular focus because a compromised user account can potentially give an attacker access to the same information available to that identity. Organisations should therefore review Multi-Factor Authentication, Microsoft Entra Conditional Access, privileged accounts, administrator roles, authentication methods and policies controlling access from unmanaged devices.

It is also worth reviewing the configuration of Microsoft Defender, Microsoft Intune, Microsoft Purview and the wider Microsoft 365 security environment. Microsoft Secure Score can provide a useful starting point for identifying recommendations, although it should form part of a broader assessment rather than being treated as a complete measure of Microsoft 365 security.

6. Start With a Controlled Group of Users

Deploying Copilot doesn't necessarily mean licensing the entire organisation immediately. Beginning with a carefully selected group allows the organisation to understand how Copilot performs in real working environments, identify valuable use cases and resolve problems before expanding the deployment.

Rather than selecting pilot users simply because they are enthusiastic about AI, consider employees who regularly work across meetings, documents, email and business information and whose activities can be measured. Sales, marketing, operations, finance, project management and leadership teams can all provide useful pilot groups depending on the organisation.

The pilot should have defined objectives. If Copilot is being introduced to a sales team, for example, you could examine whether users can prepare for customer meetings more quickly, produce follow-up communications faster or spend less time searching for information across Microsoft 365.

7. Give Employees Practical Copilot Training

Providing somebody with a Copilot licence doesn't automatically mean they will know how to use it effectively. Without structured guidance, many users will experiment with basic prompts such as drafting an email or summarising a meeting without discovering the broader capabilities available to them.

Training should therefore focus on real scenarios rather than simply demonstrating the technology. Employees should learn how to provide useful context, structure effective prompts, reference information and critically review AI-generated responses before using them.

Different departments should also receive examples that reflect their actual roles. A salesperson preparing for customer meetings will have very different requirements from somebody working within finance, marketing or service delivery, so role-based training can help employees understand how Copilot applies directly to their working day.

8. Create a Network of Copilot Champions

As adoption grows, some employees will naturally become more confident with Copilot and begin discovering new ways of incorporating it into everyday processes. These users can become valuable Copilot champions who help share successful prompts, processes and use cases with the wider organisation.

For example, one employee might develop an effective process for preparing for customer meetings, while another discovers how Copilot can reduce the time required to review a large collection of docments. Sharing these examples prevents useful knowledge from remaining within individual departments.

A champions network also provides valuable feedback to the people responsible for the deployment because users can highlight where Copilot is delivering value, where additional training is required and where security, data or process issues may need to be addressed.

9. Measure Adoption and Business Value

The number of Copilot licences assigned is not a particularly useful measure of success on its own. Organisations should instead look at how frequently Copilot is being used, which applications and scenarios are delivering value and whether employees are actually changing the way they work.

Before deployment, establish a baseline for some of the processes you want Copilot to improve. If customer meeting preparation currently takes a salesperson 30 minutes, for example, you can investigate whether Copilot reduces that time after deployment. Similar measurements could be applied to meeting follow-ups, document creation, research, email management or other repeatable activities.

Combining adoption information with employee feedback and measurable business outcomes provides a much clearer understanding of whether the investment is working. It can also identify users who require additional training and licences that could potentially be reassigned to employees or departments where they would deliver greater value.

10. Treat Copilot as an Ongoing Programme

Deploying Microsoft 365 Copilot should not be viewed as the end of an AI project. Microsoft's Copilot capabilities continue to develop, while organisations themselves will discover new opportunities as employees become more experienced with generative AI.

Governance, security and training should therefore be reviewed regularly as adoption increases. New employees will require training, permissions will continue to change, new business use cases will appear and Microsoft's technology will continue to evolve.

Organisations may also begin moving beyond individual productivity towards AI-supported business processes using technologies such as Copilot Studio and agents. Establishing strong security, governance and adoption foundations during the initial Microsoft 365 Copilot deployment makes it considerably easier to explore these more advanced opportunities in the future.

Getting Your Organisation Ready for Microsoft 365 Copilot

Microsoft 365 Copilot offers organisations a significant opportunity to improve productivity and change the way employees interact with information, but the technology delivers the greatest value when the environment around it is ready.

Before deploying Copilot, organisations should understand their Microsoft 365 environment, review permissions and sensitive information, assess their security configuration, identify meaningful business use cases and consider how employees will be trained and supported.

At HybrIT, we help organisations understand whether their Microsoft 365 environment is ready for Copilot and identify the security, governance and technical improvements that may be required before deployment. We can also help organisations plan pilots, identify practical use cases and develop a structured approach to wider Copilot adoption.

If you're considering Microsoft 365 Copilot but aren't sure whether your Microsoft 365 environment is ready, speak to HybrIT about a Microsoft 365 Copilot readiness assessment.