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What is Microsoft 365 Copilot and should your business use it?

What is Microsoft 365 Copilot and should your business use it?

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Published: 25th June 2026

Microsoft 365 Copilot is an AI assistant built into the apps your team already uses, such as Word, Outlook, Excel, PowerPoint and Teams. It can draft documents, summarise long email threads and meetings, and pull insights from your data, all within your secure Microsoft environment. For many businesses it saves genuine time, but only if your Microsoft 365 setup, access permissions and security are in good shape first.

AI assistants are moving from novelty to everyday tool, and Copilot is the option most closely tied to the systems UK businesses already run. Here is what it does and how to decide if it’s right for you.

What Copilot actually does

  • Drafts and rewrites documents and emails from a short prompt
  • Summarises long email threads, documents and Teams meetings
  • Helps analyse and explain data in Excel
  • Creates first-draft presentations from your content
  • Answers questions using your own files and emails, within your permissions

Why it’s safer than free public AI

Copilot works inside your business’s Microsoft environment and respects the access controls you already have, so it only uses information a given person is allowed to see, and it doesn’t use your business data to train public AI models. That makes it a much safer choice than staff pasting company information into free, public chatbots.

Get your foundations right first

Copilot surfaces information based on who can access what, so if your permissions are messy, it can bring the wrong files to the surface. Before rolling it out, tidy up access, enforce multi-factor authentication, and set a simple usage policy. Get this right and Copilot is a help, not a risk.

Should your business use it?

Copilot tends to pay off for teams that spend a lot of time writing, summarising and working with documents and data. It’s an added licence cost, so it’s worth starting with the people who’d benefit most and measuring the time saved. We can help you weigh it up and roll it out sensibly.

A real example: a well-run Microsoft 365 environment

We were closely involved in developing the business systems that helped a client grow from 20 users to 100 over five years. A tidy, well-secured Microsoft 365 environment is exactly what lets a business adopt tools like Copilot safely and get value from them.

Why businesses choose First Stop IT

First Stop IT has supported businesses since 2002 and is a Microsoft Partner. Our credentials include:

  • Cyber Essentials Certified
  • IASME Cyber Assurance (Gold)
  • NCSC Assured Service Provider (Cyber Advisor for Cyber Essentials)
  • Microsoft Partner
  • Crown Commercial Service Supplier (G-Cloud)
  • Quality Principles Certified

We look after more than 2,000 endpoints across 50 companies, we’ve been named a Top 50 UK MSP for three years running, and we support organisations with 10 to 100 employees across Essex, Hertfordshire and London, including Harlow and Bishop’s Stortford.

Book a free Microsoft 365 and AI readiness review

Curious whether Copilot is right for your team? Book a free IT and cyber security review with First Stop IT and we’ll check your setup and help you decide.