How To Separate Email Addresses in Outlook?

Last Updated on December 1, 2022 by Amit Bansal

Sending email messages to multiple recipients is not new, usually corporate users, or even in the self-establishment, a single email sent to various persons is common.

You can insert multiple email addresses in the [To:] header field or use the [Cc:] or [Bcc:] fields to add more recipients.

In this article, you will learn “How to Separate Email Addresses of the recipient?

Outlook by default uses a semicolon as a separator while composing multiple email addresses.

Manually you can separate email addresses with a comma or semicolon & Tab keyboard key, these are the indicators to Microsoft Outlook to understand that your email address is completed and other email addresses if required will be entered.

Outlook autosuggest and tab key are my favorites, which allow me to enter one or two alphabets of the email address, auto-suggest reveals a related email address that was already saved in the system, once you select the email address using the up-down key or mouse and hit the Tab key.

Separate Email Addresses

The above image reveals semi column separator between every email address. Even if you are using semicolons, coma, or Tab keys. The visibility is the same (semi-column ;).

This article provides instructions on how to separate email addresses using commas in Outlook. The steps below apply to Outlook 2019, 2016, 2013, 2010,, and Outlook for Microsoft 365.

How to Enable/Disable commas to separate multiple message recipients?

Coma is a natural way to type and separate multiple addresses into the ToCc, or Bcc fields. By default, the comma separator is active in Outlook, but some users have trouble separating using comma. Here is the step-by-step guide to checking and activating this feature.

  • Open Outlook
  • Click File Tab >> Hit Options
  • Click Mail from the left-hand side options >> Scroll down to Send messages section.
  • Select the check box, “Commas can be used to separate multiple message recipients“.
Commas can be used to separate multiple message recipients
  •  Finally Hit OK, now you can use commas as separators.
This future applies to Outlook 2019, 2016, 2013, 2010; Outlook for Microsoft 365; and Outlook Online.

Commas separator is a more advanced web-based email platform that automatically identifies the email address of the recipient on entering the initial email and selecting lock the email address automatically.

In case you are entering a new email address, which was not stored in the memory, you can recognize a comma between email addresses as the separator between contacts.

After locking the email address places a box around it.

You can simply hit backspace to delete the email address and click the right mouse button to edit the new email address once locked.

Outlook application allows you to correct the email address using the mouse but in Outlook web you must edit.

Commas separator Outlook web

After entering all email addresses using commas as the separator, the stage is set to compose your required email message.

Bonus: Tab key is one of the excellent methods to separate the email address of the recipient quickly both in Outlook &

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Amit Bansal

Hello, my name is Amit Kumar Bansal, and I am the founder of Through this blog, I focus on Microsoft Outlook, offering insightful and informative content. Additionally, I produce educational videos on YouTube to further enhance the understanding of my audience. visit my YouTube Channel

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