For users of Microsoft 365 Business Email, it's essential to ensure that SMTP Authentication is enabled, as it's turned off by default by Microsoft. This guide will walk you through the steps to enable SMTP Authentication and ensure IMAP is also active for your email accounts.

To enable SMTP Authentication in Microsoft 365, follow these steps:

1. Begin by logging into your Microsoft 365 Admin Center.

2. Click on "Show All" to expand all the available options in the Admin Center.

3. Click on "Exchange" to enter the Exchange Admin Center.

4. In the Exchange Admin Center, click on "Settings" and select "Mail flow". On the Mail flow settings screen, ensure you uncheck the option "Turn off SMTP Auth protocol for your organization", and press "Save". This action enables SMTP Authentication, allowing Pipl to send emails using your Microsoft 365 account.

1. Inside the Exchange Admin Center, select "mailboxes".

2. Select your mailbox and click "Edit". Then, on the setting screen, Click on "manage email app settings".

3. Make sure the "IMAP" option is enabled. This ensures that your email can be accessed from Pipl to retrieve messages.