Chapter 6 – Creating custom Microsoft 365 Copilot agent
by
Prasham Sabadra
·
April 1, 2026
Hi All,
Greetings.
We’ll continue our journey exploring Copilot. Today, we’ll run a short demo: how to create a custom agent in the Microsoft Copilot app.
Copilot tutorial series – https://knowledge-junction.in/category/ai/copilottutorial/
Prerequisites
Microsoft 365 Copilot license
Microsoft 365 Copilot app
High level steps
Specify the details – Name, Description, Icon
Select the Knowledge – Date sources from where the responses are generated
Specify the Capabilities – Document creation, code creation, image creation
Navigate to our custom agent
Open the Microsoft 365 Copilot app (see the screenshot below).
Image: Microsoft 365 Copilot app
Step by step guide to create Copilot Agent
In Microsoft Copilot App, the “Create agent ” link appears in left pane (see the screenshot below)
Image: Microsoft 365 Copilot – Creating Custom Agent – Create agent link in left pane
Click on “Create agent ” link
Right pane “New Agent ” will open as shown in image below
Image: Microsoft 365 Copilot – Creating Custom Agent – New Agent pane
On “New Agent ” pane, fill the details like
Name of our agent
Description of agent
Instructions
We have a choice to select the Template as shown in image below
Image: Microsoft 365 Copilot – Creating Custom Agent – Selecting Template
As we select Template , and enter the Name and Details , we have choice to select the icon for agent as shown in image below
Image: Microsoft 365 Copilot – Creating Custom Agent – Selecting icon for the agent
Next, set up the agents “Knowledge ” – choose the data sources from where agent will generate the responses
We have various options for specifying the sources
Specific website
Search all websites
Image: Microsoft 365 Copilot – Creating Custom Agent – specifying the sources for the agent – Knowledge
Once sources are specified, next step is to specify the capabilities for agent like
Ability for creating documents
Ability for creating code
Ability to create images
Image: Microsoft 365 Copilot – Custom Agent – Specifying the capabilities for our agent – Capabilities
When we ready with details , knowledge and capabilities , click on “Create ” button at right top corner.
“Crating your agent ” progress dialog will appear as shown in image below
Image: Microsoft 365 Copilot – Creating Custom Agent – Progress dialog
As agent created successfully, success dialog will appear as shown in image below.
Image: Microsoft 365 Copilot – Creating Custom Agent – agent successfully created dialog
We can navigate to our agent by “Go to agent ” button as shown in above image
OR we can also navigate to agent from left pane as shown in image below
Image: Microsoft 365 Copilot – Custom Agent
Ready to query to our new assistant 🙂 Here we are querying – “What are courses available to learn AI”
Image: Microsoft 365 Copilot – Creating Custom Agent – Our new assistant – ready to help us – Querying to our custom agent
Image: Microsoft 365 Copilot – Custom Agent – Responses to our query
Image: Microsoft 365 Copilot – Custom Agent – Responses to our query
Thanks for reading. HAVE a WONDERFUL TIME AHEAD 🙂
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Tags: copilot copilot agent Copilot Journey copilot learning Copilot learning series copilot training copilot tutorial creating custom agent in microsoft 365 copilot app Creating custom Microsoft 365 Copilot agent M365 m365 copilot m365 copilot app Microsoft 365 Microsoft 365 Copilot Microsoft 365 Copilot app O365 Office 365 Step by step guide to create Copilot App
Prasham Sabadra
LIFE IS VERY BEAUTIFUL. ENJOY THE WHOLE JOURNEY :)
Founder of Microsoft 365 Junction, Speaker, Author, Learner, Developer, Passionate Techie.
Certified Professional Workshop Facilitator / Public Speaker.
Believe in knowledge sharing. Around 20+ years of total IT experience and 17+ years of experience in SharePoint and Microsoft 365 services
Please feel free me to contact for any SharePoint / Microsoft 365 queries.
I am also very much interested in behavioral (life changing) sessions like motivational speeches, Success, Goal Setting, About Life, How to live Life etc.
My book - Microsoft 365 Power Shell hand book for Administrators and Beginners and 100 Power Shell Interview Questions - https://www.amazon.in/Microsoft-Administrators-Beginners-Interview-Questions/dp/9394901639/ref=tmm_pap_swatch_0?_encoding=UTF8&qid=1679029081&sr=8-11
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