If you don't upgrade to Windows 11, you won't be able to use Office: Everything you need to know

Last update: 07/02/2025
Author Isaac
  • Microsoft plans to restrict the use of Office 365 on devices with Windows 10 after October 14, 2025.
  • Users will have a degraded experience and no technical support if they do not upgrade to Windows 11.
  • New Outlook app to replace legacy apps on Windows 10, including ads
  • The move is intended to encourage a widespread transition to Microsoft's latest operating system.

If you don't update Windows 11 you won't be able to use Office-0

Microsoft has taken a further step in its strategy to encourage the adoption of Windows 11. Recently, the company has announced that starting October 14, 2025, users who remain on Windows 10 will not be able to use their applications Microsoft 365as the Word, Excel and PowerPoint. This decision, although controversial, aims to ensure the Massive upgrade to new operating system.

The information was officially confirmed in Microsoft's support documentation, which makes it clear that Office apps will not be supported or supported on Windows 10 devices beyond the indicated date. This represents a significant change in the policies of the Tech giant, which seeks to consolidate its ecosystem around Windows 11.

What does this measure mean for users?

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From the deadline, those who continue to use Windows 10 will face what Microsoft describes as a «degraded experience». This means that although programs may continue to operate in the short term, They will not be protected with security updates or receive functional improvements. In other words, the risk of vulnerabilities and loss of functionality will be greater.

Microsoft has also noted that consumer users will not have access to support extensions (known as ESU), which will only be available for companies that pay for this additional serviceThis puts individual users in a position where upgrading to the new operating system seems to be the most viable option.

The controversial arrival of the new Outlook

The update brings with it another important change: Automatic installation of the new Outlook. This application will replace Mail and Contacts, the native tools of Windows 10. However, the new mail client has caused controversy among users, since it is a packaged web application that includes advertising and has slower performance compared to current options.

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In addition, this measure reinforces Microsoft's intention to reduce the reasons to stay on Windows 10, even using critical communication tools as a method to integrate advertising that promotes upgrading to the new operating system.

Planned obsolescence or necessary transition?

For many, these decisions are being seen as a planned obsolescence maneuver. By limiting the functionalities of essential applications, Microsoft is pushing users to adopt Windows 11, Even if your computer does not meet the requirements for hardware necessary.

From the company's perspective, the change is supported by the need to offer a safer and more efficient platformWindows 11 includes modern features designed to ensure better integration with cloud applications and advanced devices. However, this argument has not been enough to quell criticism, especially from those who feel that their user experience is being forced to change.

Microsoft defends this move by arguing that Windows 11 is more efficient, secure, and suited to the growing demands of modern technology. However, the perception of many users still revolves around the idea that this action limits their freedom of choice and increases costs by forcing them to change devices or software.

This announcement marks a turning point for Windows 10 users. Updating to Microsoft's latest operating system will be practically inevitable if they want to continue using basic everyday tools such as Office 365. Although the reasons behind this decision can be understood from a technological point of view, the measures adopted have not been exempt from criticism.