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How to Fix Office Home and Student or Professional Activation Problems
Question details
The user is unable to activate Microsoft Office Home and Student or Professional, encountering errors regarding incorrect editions or missing licenses.
- Product
- Microsoft Office
- Device & OS
- Windows and Mac
- Scenario
- Transferring a perpetual Office license to a new computer, or attempting to activate a newly purchased Office Professional Plus license.
- Observed behavior
- Office displays the wrong edition, reports 'no license found' on a Mac, or improperly associates multiple perpetual licenses with a single device.
Ensure you have the exact Microsoft account credentials used to purchase or register your Office product, as well as your original product key if applicable, before attempting to troubleshoot.
Properly Transfer Your Perpetual Office License
Perpetual licenses like Office Home & Student 2021 are limited to a single device. You must completely deactivate and remove it from the old device before moving it.
A common reason for activation failure on a new device is that Microsoft's servers still register the license to your old computer. Unlike subscription models, perpetual licenses do not automatically handle multi-device sign-ins.
Open the Control Panel on your old Windows PC or the Applications folder on your Mac, and fully uninstall Microsoft Office.
Sign in to your Microsoft Account online, navigate to the Services & subscriptions page, locate your Office product, and select the option to sign out of or deactivate the old device.
Download Office onto your new computer from your Microsoft account dashboard, launch any Office app, and sign in to complete the activation.
Verify Office Professional Plus License Validity
If you purchased Office Professional Plus online at a steep discount, it may be an invalid volume license rather than a retail license.
Avoid Activation Headaches with WPS Office
Struggling with Microsoft Office licenses, single-device limits, or 'No license found' errors? Switch to WPS Office. It provides a lightweight, highly compatible, and free alternative without the restrictive perpetual license hurdles.
- 1. Download the installer: Visit the official WPS website and download the free installer for your operating system.
- 2. Install WPS Office: Run the setup file and follow the on-screen prompts to complete the installation in just a few minutes.
- 3. Open your files instantly: Launch WPS Office and open your existing Word, Excel, and PowerPoint documents without needing to activate a paid license.
Frequently Asked Questions
Why does my Mac say 'No License Found' when I try to activate Office?
This usually occurs if you are signed into the wrong Microsoft account, or if your Office Home & Student license is still registered as active on another device and has not been properly uninstalled and transferred.
Can I use Office Home and Student on two computers at the same time?
No. A perpetual Office Home and Student license is designed for a single device only. To use the software on a second computer, you must first completely uninstall and deactivate it on the original computer.
Why did my Office Professional Plus license suddenly stop working?
Office Professional Plus is often distributed as a volume license for businesses. If you purchased it online from an unauthorized third-party vendor, Microsoft may have disabled the product key for violating their volume licensing terms of service.
How do I contact Microsoft Support to fix an activation error?
You can reach out to Microsoft Support by logging into your Microsoft account online, navigating to the Help or Support section, and selecting the option to contact a virtual agent or live representative regarding activation and billing issues.
