Hi Team,

I would like to know about the downgrade rights for Lync 2013 as we are unable to find any info regarding the same.

Thanks

Hi,

"For any permitted copy or instance, you may create, store, install, run or access in place of the version licensed, a copy or instance of a prior version, different permitted language version, or different available platform version (for example, 32 bit or 64 bit). You may use different versions of components only as permitted under the Product-Specific License Terms. If you use an earlier version under these downgrade rights, Microsoft is under no obligation to provide security updates or support for the product or service beyond the end of support date listed at http://support.microsoft.com/lifecycle."

http://www.microsoftvolumelicensing.com/DocumentSearch.aspx?Mode=3&DocumentTypeId=1

Hi,

For any Licensing issue, please contact Microsoft licensing service center. Thank you for your understanding.

https://www.microsoft.com/licensing/servicecenter/Help/Contact.aspx