In this tutorial, we will explain how to allow commas to separate message recipients in Outlook. A Recipient is the email address for the recipients.

If you're new to the topic, we have a great regular expression tutorial. Here are four regular expressions (often called regexes) that all validate the format of an email address.

Don't take all that spam with you into 2025. Experience the life-changing magic of decluttering your inbox with these simple tips.