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How to add more color categories in Outlook?

Author Kelly Last modified

Color categories in Outlook allow you to visually organize emails, tasks, appointments, contacts, and notes for quick identification and streamlined management. Assigning multiple categories to an item helps you filter and group related items efficiently. This guide will walk you through adding multiple color categories to items and creating new categories when needed.

Add Multiple Color Categories to a Message, Task, Appointment, Contact, or Note

Create and Add New Color Categories in Outlook


Add Multiple Color Categories to a Message, Task, Appointment, Contact, or Note

You can assign multiple color categories to a single item in Outlook, making it easier to organize and retrieve. Here’s how to do it:

1. Select the email, task, appointment, contact, or note to which you want to add multiple color categories.

2. Click Home > Categorize > All Categories in the Tags group.

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⚡ Tip: Alternatively, right-click the selected item and choose Categorize > All Categories.

3. In the Color Categories dialog box, check the boxes for the color categories you want to apply.

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4. Click OK to save the changes.

5. (Optional) If this is your first time using categories, Outlook may prompt you to rename them. You can customize category names based on your preferences.

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📌 Result: The selected item will now display the assigned color categories in the message list, reading pane, and item window for easy identification.

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Create and Add New Color Categories in Outlook

If the default color categories aren’t enough, you can create custom ones to suit your needs. Follow these steps to create a new color category:

1. Select any email, task, appointment, contact, or note, then click Home > Categorize > All Categories.

⚡ Tip: The the button Categorize button is only active when an item is selected.

2. In the Color Categories dialog box, click the New button.

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3. In the Add New Category dialog box, enter a name for the category in the Name field, and choose a color from the Color drop-down list.

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4. Click OK to create the new category.

📌 Result: Once created, the new category will instantly appear in the Color Categories dialog box, ready for use.

⚡ Tip: If your email account type is SMTP-based (e.g., Gmail), Outlook does not support adding or creating color categories for emails. However, you can still categorize tasks, appointments, contacts, and notes as usual.

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