Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello Elizabeth Josy,
Thank you for posting in Microsoft Community.
I'll do my best to answer your questions regarding the usage of Microsoft Office Viewer in a commercial application.
- Microsoft Subscription Requirement: A Microsoft subscription is not necessary for utilizing MS Office Viewer within your commercial application. However, please note that the viewer is only intended for viewing and not for editing documents.
- Limitations and Terms of Usage: The terms of use for MS Office Viewer can be found in the Microsoft Services Agreement. As long as you are using the viewer for its intended purpose and not modifying or distributing it, you should be in compliance with the agreement.
- Legal Formalities: There are no licensing agreements or permissions required for the commercial use of MS Office Viewer as long as you are using it in accordance with the Microsoft Services Agreement.
- Discontinuation of Service: As described in this support article Supported versions of the Office viewers - Microsoft Support Microsoft recently discontinued the older versions of Office viewers. Microsoft will not provide hotfix, service pack, or security update support for these products.
- Load Issues: There are no known load issues or performance concerns specific to using MS Office Viewer within an application. However, the performance may depend on the size and complexity of the documents being viewed.
- Support and Maintenance: Microsoft does not provide support or maintenance for MS Office Viewer as it is a free tool.
- User Subscription Requirement: Users accessing your application do not need to have a Microsoft subscription to utilize the features enabled by MS Office Viewer. The viewer is a free tool that can be accessed by anyone with an internet connection.
I hope this information helps! Let me know if you have any further questions.
Have a nice day!
Sincerely,
Tina | Microsoft Community Moderator