For advanced users or IT administrators, if the SaRA tool fails, you can use the Office Deployment Tool with an XML configuration file.

Note: This method is strictly for advanced troubleshooting.

Before diving into the removal tool itself, it is crucial to understand why Windows 10 struggles to completely remove Office suites.

When you attempt a fresh install and receive error code 30175-4 or 0-1018, your system is essentially telling you: “I see remnants of an old Office. I refuse to proceed.” The solution? A dedicated Microsoft Office removal tool.

You should not use this tool for a routine upgrade. It is designed for troubleshooting specific scenarios where the standard uninstall process is insufficient. Common use cases include:

Is your Microsoft Office acting up? Are you trying to install a new version, but the setup keeps failing?

Uninstalling Microsoft Office via the standard Windows Control Panel often leaves behind stubborn registry entries, leftover files, and configuration data. These "leftovers" can cause major headaches when trying to reinstall a fresh copy. This is where the Microsoft Office Removal Tool (SaRA) comes in.

In this guide, we will walk you through what the Office Removal Tool is, when you need it, and how to use it safely on Windows 10.

This tool is aggressive. It will close all running applications. Make sure you save any open documents in Word, Excel, or Outlook before proceeding.

When standard uninstallation methods fail—such as through the Windows Control Panel or Settings app—Microsoft provides a dedicated utility to resolve the issue. This guide explores what the Office Removal Tool is, when to use it, and how to safely execute it on Windows 10.