Delete Category

Delete a specific Outlook category via the Microsoft Graph API.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/naftiko/microsoft-outlook-sandbox --skill delete-category
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: Delete Category
Source: https://github.com/naftiko/microsoft-outlook-sandbox/tree/main/skills/delete-category
Command: npx skills add https://github.com/naftiko/microsoft-outlook-sandbox --skill delete-category

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill allows users to remove unwanted or obsolete categories from their Outlook master category list, helping to keep their organizational tools clean and efficient.

Core Features & Use Cases

  • Category Management: Permanently delete specific categories defined by their unique ID.
  • Use Case: If a project is completed and its associated category is no longer needed, this Skill can be used to remove it from the user's available categories.

Quick Start

Use the deleteCategory skill to remove the category with the ID 'afc97c36-af15-4e96-bf52-e228c84d4567'.

Frequently Asked Questions about Delete Category

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I delete an Outlook category from the master list?▼

To delete an Outlook category, you remove it from the master category list via the Microsoft Graph API by targeting its unique category ID. This permanently removes the user-defined tag from your mailbox settings.

What do I need to remove a category from my Outlook mailbox settings?▼

Removing an Outlook category requires a valid category ID and appropriate authorization scopes for mailbox settings modification through the Microsoft Graph API.

When should I clean up my Outlook master category list?▼

You should clean up your Outlook master category list when a project is completed and its associated category is no longer needed, keeping your email organization tools efficient and uncluttered.

Does deleting a category remove it from all existing email and calendar items?▼

Deleting a category targets the management of user-defined tags in the Outlook master list. It removes the category definition, cleaning up obsolete labels from your available organization tools.