Microsoft

Open Azure App Registration

Go to Azure App Registration and select “New registration”.

Name your application

Provide a name for your application to proceed with the registration.

Set who can use this application

Set Who can use this application or access this API? to Accounts in any organizational directory (Any Azure AD directory - Multitenant).

Configure the Web redirect URI

Set the Web redirect URI to:

<Cal.com URL>/api/integrations/office365calendar/callback

Replace <Cal.com URL> with the URL where your application runs.

Obtain and set the MS_GRAPH_CLIENT_ID

Use the Application (client) ID as the value for MS_GRAPH_CLIENT_ID in your .env file.

Create a client secret and set MS_GRAPH_CLIENT_SECRET

Click on Certificates & secrets, create a new client secret, and use the generated value as the MS_GRAPH_CLIENT_SECRET in your .env file.