Understand every kind of Microsoft Copilot and how to use it at home and at work
Short answer
A free Microsoft Copilot guide as of October 2026: the Copilot app, Copilot Chat for work, Microsoft 365 Copilot, Agent Mode in Word, Excel, and PowerPoint, Copilot Cowork, Researcher and Analyst agents, Copilot Notebooks, Vision, model choice, Copilot Studio, plans, prompts, and privacy.
Microsoft’s AI assistant for everyone, on web, Windows, Mac, iPhone, and Android
Copilot Chat
Secure AI chat for work, included for Microsoft 365 business users
Microsoft 365 Copilot
The full work version inside Word, Excel, PowerPoint, Outlook, and Teams, with access to your work data
Copilot Studio
A tool for building your own agents
Same name, different jobs. Know which Copilot you are using.
02
What the Copilot app can do
Chat, research, and write
Vision: talk about what is on your screen or camera during voice sessions
Copilot Notebooks to collect chats, files, and notes
Voice in the car through CarPlay on iPhone
Copilot Cowork: describe an outcome and let Copilot gather context and work across tools, with your approval
Features roll out by region and account type.
03
Copilot Chat at work
Included for all Microsoft 365 business users
Inbox and calendar awareness
Access to Word, Excel, and PowerPoint agents
Business data protection for work accounts
04
Agent Mode in Office apps
Agent Mode lets Copilot build and edit whole documents, workbooks, and presentations step by step from a request, checking its work as it goes. In Excel, you can choose between Anthropic and OpenAI models. Availability depends on your plan and admin settings.
05
Researcher and Analyst
Researcher
Deep research across the web and your work files, with citations
Analyst
Data analysis for spreadsheets and files, with charts and explanations
06
Copilot in each app
Word
Draft, rewrite, summarize, and review documents
Excel
Formulas, analysis, charts, and full workbooks
PowerPoint
Decks from documents, rewrites, and custom skills
Outlook
Summaries, drafts, and inbox triage
Teams
Meeting recaps, action items, and catch-ups
07
Plans and pricing
Microsoft sells business bundles with Copilot included, such as Business Standard with Copilot and Business Premium with Copilot, and Microsoft 365 consumer plans include Copilot features with usage limits. Microsoft raised commercial suite prices from July 1, 2026. Check Microsoft’s pricing page for your country before buying.
08
Build your own agents
Copilot Studio lets you build agents that answer questions from your documents or automate tasks. Start with one narrow job, test it with real questions, and get IT approval at work.
09
Write good prompts
Goal
What you want
Context
Which files, emails, or meetings to use
Source
Point to specific documents
Expectations
Format, length, and tone
Using the Q3 report and last week’s team meeting, draft a one-page update for my manager with progress, risks, and next steps.
10
Privacy and safety
Use your work account for work data
Copilot only sees files you have permission to see
Follow your company’s AI policy
Check every output before sending or sharing
The golden rule
Do not treat Copilot as one tool. Use the right Copilot for the job, give it the right files, and check its work.
Copilot app
Copilot Chat
Microsoft 365
Agent Mode
Researcher
Studio
Privacy
Ask Copilot to recap your last meeting and draft the follow-up email this week.
It has 10 sections, starting with “Which Copilot is which”, “What the Copilot app can do”, “Copilot Chat at work” and “Agent Mode in Office apps”, plus 6 more sections.
How long does it take to read?
About 2 minutes. Every section is a short, self-contained card, so you can jump straight to the part you need.
Is this guide free?
Yes. The full guide is free to read on this page, with no sign-up.
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