diff --git a/packages/twenty-server/src/engine/core-modules/auth/utils/get-microsoft-apis-oauth-scopes.ts b/packages/twenty-server/src/engine/core-modules/auth/utils/get-microsoft-apis-oauth-scopes.ts
index 0daa2c3b7..632cb0b7f 100644
--- a/packages/twenty-server/src/engine/core-modules/auth/utils/get-microsoft-apis-oauth-scopes.ts
+++ b/packages/twenty-server/src/engine/core-modules/auth/utils/get-microsoft-apis-oauth-scopes.ts
@@ -4,7 +4,8 @@ export const getMicrosoftApisOauthScopes = () => {
     'email',
     'profile',
     'offline_access',
-    'Mail.Read',
+    'Mail.ReadWrite',
+    'Mail.Send',
     'Calendars.Read',
     'User.Read',
   ];
diff --git a/packages/twenty-server/src/modules/messaging/message-import-manager/services/messaging-send-message.service.ts b/packages/twenty-server/src/modules/messaging/message-import-manager/services/messaging-send-message.service.ts
index 85cc5351a..87f66ec0a 100644
--- a/packages/twenty-server/src/modules/messaging/message-import-manager/services/messaging-send-message.service.ts
+++ b/packages/twenty-server/src/modules/messaging/message-import-manager/services/messaging-send-message.service.ts
@@ -1,9 +1,11 @@
 import { Injectable } from '@nestjs/common';
 
 import { assertUnreachable, ConnectedAccountProvider } from 'twenty-shared';
+import { z } from 'zod';
 
 import { ConnectedAccountWorkspaceEntity } from 'src/modules/connected-account/standard-objects/connected-account.workspace-entity';
 import { GmailClientProvider } from 'src/modules/messaging/message-import-manager/drivers/gmail/providers/gmail-client.provider';
+import { MicrosoftClientProvider } from 'src/modules/messaging/message-import-manager/drivers/microsoft/providers/microsoft-client.provider';
 
 interface SendMessageInput {
   body: string;
@@ -13,7 +15,10 @@ interface SendMessageInput {
 
 @Injectable()
 export class MessagingSendMessageService {
-  constructor(private readonly gmailClientProvider: GmailClientProvider) {}
+  constructor(
+    private readonly gmailClientProvider: GmailClientProvider,
+    private readonly microsoftClientProvider: MicrosoftClientProvider,
+  ) {}
 
   public async sendMessage(
     sendMessageInput: SendMessageInput,
@@ -43,9 +48,30 @@ export class MessagingSendMessageService {
         });
         break;
       }
-      case ConnectedAccountProvider.MICROSOFT:
-        // TODO: Implement Microsoft provider
-        throw new Error('Microsoft provider not implemented');
+      case ConnectedAccountProvider.MICROSOFT: {
+        const microsoftClient =
+          await this.microsoftClientProvider.getMicrosoftClient(
+            connectedAccount,
+          );
+
+        const message = {
+          subject: sendMessageInput.subject,
+          body: {
+            contentType: 'Text',
+            content: sendMessageInput.body,
+          },
+          toRecipients: [{ emailAddress: { address: sendMessageInput.to } }],
+        };
+
+        const response = await microsoftClient
+          .api(`/me/messages`)
+          .post(message);
+
+        z.string().parse(response.id);
+
+        await microsoftClient.api(`/me/messages/${response.id}/send`).post({});
+        break;
+      }
       default:
         assertUnreachable(
           connectedAccount.provider,
diff --git a/packages/twenty-website/src/content/developers/self-hosting/setup.mdx b/packages/twenty-website/src/content/developers/self-hosting/setup.mdx
index 5ba1b7be4..86ad2ccbd 100644
--- a/packages/twenty-website/src/content/developers/self-hosting/setup.mdx
+++ b/packages/twenty-website/src/content/developers/self-hosting/setup.mdx
@@ -91,7 +91,8 @@ Then you can set the following environment variables:
 
 On Microsoft Azure Console enable the following APIs in "Permissions":
 
-- Microsoft Graph: Mail.Read
+- Microsoft Graph: Mail.ReadWrite
+- Microsoft Graph: Mail.Send
 - Microsoft Graph: Calendars.Read
 - Microsoft Graph: User.Read.All
 - Microsoft Graph: openid
@@ -99,6 +100,8 @@ On Microsoft Azure Console enable the following APIs in "Permissions":
 - Microsoft Graph: profile
 - Microsoft Graph: offline_access
 
+Note: "Mail.ReadWrite" and "Mail.Send" are only mandatory if you want to send emails using our workflow actions. You can use "Mail.Read" instead if you only want to receive emails.
+
 ### Authorized redirect URIs
 
 You need to add the following redirect URIs to your project:
@@ -111,8 +114,9 @@ You need to add the following redirect URIs to your project:
 - 'email'
 - 'profile'
 - 'offline_access'
-- 'Mail.Read'
-- 'Calendars.Read
+- 'Mail.ReadWrite'
+- 'Mail.Send'
+- 'Calendars.Read'
 
 ### If your app is in test mode