---
title: "Remove the Cortana app (Microsoft.549981C3F5F10) from Windows"
description: "Cortana shipped as a separate Store app, with the package name Microsoft.549981C3F5F10, before Microsoft retired it. What it changes and how to undo it."
url: https://frozentweaks.com/tweaks/remove-cortana-app
author: Frost LIVE, Founder of Frozen Tweaks
published: 2026-10-08
updated: 2026-10-08
category: "Debloat"
source: Frozen Tweaks (https://frozentweaks.com)
---

# Remove the Cortana app (Microsoft.549981C3F5F10) from Windows

**Short answer:** Cortana shipped as a separate Store app, with the package name Microsoft.549981C3F5F10, before Microsoft retired it. This tweak removes that package for all users where it is still present. It removes 1 app package, Microsoft.549981C3F5F10 among them.

## In the app

- Switch: Remove Cortana (App) (Debloat, Pro, Standard)
- Undo: One-way. Switching it off doesn't reinstall the app.
- Catalog row: https://frozentweaks.com/tweaks#t-1121

## What it does

Cortana shipped as a separate Store app, with the package name Microsoft.549981C3F5F10, before Microsoft retired it. This tweak removes that package for all users where it is still present.

In the app the switch is called "Remove Cortana (App)", described there as: Removes legacy Cortana UWP package (if present).

## When it helps

- Removing the leftover app and its startup entry on Windows 10 and early Windows 11 installs.

## When it hurts

- Nothing of note. Microsoft has ended support for Cortana on Windows.

## What it writes

Read from the app's source. "Switching it off" is what the app writes when you turn the tweak off again.

App packages it removes, for all users:

- `Microsoft.549981C3F5F10*`

## How to undo it

This tweak is one-way in the app: switching it off does not put things back. Switching it off doesn't reinstall the app.

## Verdict

Safe. Recent Windows versions no longer include the app at all.

## Questions

### What does the "Remove Cortana (App)" tweak change in Windows?

It removes 1 app package, Microsoft.549981C3F5F10 among them.

### Is "Remove Cortana (App)" safe to switch on?

Safe. Recent Windows versions no longer include the app at all. The main cost: Nothing of note. Microsoft has ended support for Cortana on Windows.

### How do I undo it?

In the app this one is one-way. Switching it off doesn't reinstall the app.

### Is "Remove Cortana (App)" free in Frozen Tweaks?

It is part of Frozen Pro and Elite. You can also make the change by hand with the values on this page.

## Related guides

- [Windows 11 Gaming Optimization: What Still Works in 2026](https://frozentweaks.com/guides/windows-11-gaming-optimization)
- [Low-End PC Gaming Optimization: Getting Playable Frame Rates](https://frozentweaks.com/guides/low-end-pc-gaming-optimization)

## More tweak explainers

- [Microsoft News app](https://frozentweaks.com/tweaks/remove-news-app)
- [Uninstall OneDrive](https://frozentweaks.com/tweaks/uninstall-onedrive)
- [Feedback prompts](https://frozentweaks.com/tweaks/disable-feedback-prompts)

---
Written by Frost LIVE, founder of Frozen Tweaks. Canonical version: https://frozentweaks.com/tweaks/remove-cortana-app