How to Add / Remove domains in Office 365


Step 1 - Log into your Office 365 Management Area.

Step 2 - Ensure the Show All option is clicked on the left menu.

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Step 3 - Select Settings then Domains.

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Add domain


Step 1 - Select Add Domain.

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Step 2 - Enter the domain you want to add, then select Use this Domain.

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Step 3 - You will be provided with a TXT record to add to your domain management area. Log into the relevant DNS manager and add the required record.

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Note: Sometimes, DNS records take a while to propagate globally. If so, you may get this error message. In this case, use a tool like Whats My DNS to check the propagation of the record, and click Try Again when your Microsoft record is fully propagated.

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Step 4 - Click Continue.

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Step 5 - For Microsoft Office to work, you will only need to add the three records under Exchange and Exchange Online Protection. You will also have the option of adding additional DNS records for added functionality.

Log into the relevant DNS manager and add the required records. Select Continue once done.

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Step 6 - Click Done.

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Microsoft also has a guide on adding a domain, which you can find here.

Remove domain

Step 1 - Tick the box next to the domain in question, then select Remove Domain.

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Step 2 - Select Remove.

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Step 3 - Select Close.

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For more information and tutorials on Office 365, see our Getting Started guide.


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