Activation Problems

How to Fix Office Professional 2019 Deactivation and Access Errors

Elise WilliamsElise Williams Oct 23, 2026 869 views

Question details

The user is experiencing deactivation issues and access errors when trying to use Microsoft Office Professional 2019.

How to Fix Office Professional 2019 Deactivation and Access Errors
Product
Microsoft Office Professional 2019
Device & OS
not provided
Scenario
Opening Microsoft Access or other Office applications and encountering prompts indicating the product cannot be activated.
Observed behavior
Office 2019 stops working and reports that products linked to the account cannot activate Microsoft Access, often due to an expired Microsoft 365 trial or conflicting licenses.
Before you start

Ensure you have the Microsoft account email and password associated with your Office Professional 2019 purchase, as you will need them for reactivation.

Solution 1Recommended

Use Microsoft Support and Recovery Assistant

Remove conflicting Microsoft 365 installations or expired trials that are causing activation errors.

Having multiple versions of Office installed, such as an expired Microsoft 365 trial alongside Office Professional 2019, can confuse the activation service. The Microsoft Support and Recovery Assistant (SaRA) completely removes the problematic versions and clears lingering license conflicts.

1
Download the tool

Navigate to the official Microsoft support website and download the Support and Recovery Assistant.

2
Run the assistant

Open the downloaded executable file and follow the prompts to install and launch the tool.

3
Select Office products

Choose 'Office' from the list of products and select the issue option indicating you have Office installed but cannot activate it.

4
Uninstall conflicting versions

Follow the on-screen instructions to completely remove Microsoft 365 or any other conflicting installations found on your system.

5
Restart and reactivate

Restart your computer, open an Office 2019 application like Word or Access, accept the license agreement, and sign in to reactivate your proper license.

Use Microsoft Support and Recovery Assistant
Reactivation Complete: Once the conflicting licenses are removed, Office 2019 should automatically recognize your valid perpetual license without further Access errors.
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  1. 1. Download WPS Office: Visit the official WPS Office website and click the free download button.
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Frequently Asked Questions

Why is my Office Professional 2019 asking me to activate Microsoft 365?

This commonly occurs when a new computer comes with a pre-installed Microsoft 365 trial. When the trial expires, it conflicts with your Office Professional 2019 license. Uninstalling the Microsoft 365 trial typically resolves this issue.

Will uninstalling Microsoft 365 delete my Word or Excel files?

No, uninstalling any Microsoft Office application or Microsoft 365 subscription will only remove the software program itself. Your personal documents, spreadsheets, and databases will remain safely stored on your hard drive.

How can I fix Microsoft Access activation errors?

Ensure that your specific Office license actually includes Microsoft Access (such as Office Professional 2019). If it does, run the Microsoft Support and Recovery Assistant to clear any lingering license conflicts, restart your PC, and log back into Access.

Can I have multiple Office versions installed on the same computer?

While it is technically possible in some scenarios, it is highly discouraged because it often leads to activation conflicts, file association issues, and application crashes. It is best to keep only one active version installed.