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Uninstall & Reinstall Issues

How to Reinstall Microsoft 365 en-us After Accidental Deletion

Maira MehtabMaira Mehtab Sep 27, 2026 870 views

Question details

The user needs to download and reinstall the Microsoft 365 en-us component after it was accidentally deleted, while other Office applications might still be present on the system.

Product
Microsoft 365
Device & OS
not provided
Scenario
Accidental deletion of the English-language Microsoft 365 installation package.
Observed behavior
The Microsoft 365 en-us component is missing, preventing access to the English versions of Word, Excel, PowerPoint, and Outlook.
Before you start

Ensure you have the login credentials for the Microsoft account associated with your active Microsoft 365 subscription before beginning the reinstallation process.

Solution 1Recommended

Download and Reinstall from Microsoft Account Services

The most reliable way to restore the missing Microsoft 365 en-us component is by downloading the installer directly from your official Microsoft account page.

Microsoft 365 - en-us refers to the English-language installation of your Office apps. Reinstalling it via the services page will restore your main applications, including Word, Excel, PowerPoint, and Outlook in English.

1
Visit Microsoft Services

Open your web browser and navigate to https://account.microsoft.com/services.

2
Sign in with Your Account

Log in using the Microsoft account that is licensed for your Microsoft 365 subscription.

3
Select Your Subscription

Locate 'Microsoft 365' in your list of active services and click on the installation options.

4
Choose English as the Language

In the installation settings, make sure to select 'English' as your preferred installation language to ensure you download the 'en-us' package.

5
Download and Install

Click the 'Install' button to download the setup file. Once downloaded, run the installer to restore the missing components to your computer.

OneNote Installation Notice: OneNote may not be included in the main installer package. If it is missing after reinstallation, you will need to download it separately from the Microsoft Store.
Free Microsoft Office alternative

Looking for a Lightweight Alternative to Microsoft 365?

If reinstalling Microsoft Office components feels too cumbersome, consider switching to WPS Office. It provides a free, lightweight, and highly compatible alternative for all your document needs without the hassle of complex language pack installations.

Fully compatible with Microsoft Office formats like DOCX, XLSX, and PPTX.Includes multiple languages by default without needing separate installer packages.Lightweight installation that takes up significantly less disk space.Familiar user interface for a seamless migration.
microsoft office alternative - wps office

Frequently Asked Questions

What exactly is Microsoft 365 - en-us?

It refers to the English (United States) language installation package for Microsoft 365. It includes the English user interface and proofing tools for core applications like Word, Excel, and PowerPoint.

Will reinstalling Microsoft 365 delete my existing documents?

No, reinstalling the software only restores the application files. Your personal documents, spreadsheets, and presentations saved locally or on OneDrive will remain completely safe and untouched.

Why is OneNote missing after I reinstalled Microsoft 365?

OneNote is frequently distributed as a dedicated Windows Store app rather than being bundled with the main desktop installer. If it is missing, you can easily download and install it for free directly from the Microsoft Store.