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I'm running Windows 7 Ultimate, which Office 2010 PRO with ALL applicable updates for the OS, as well as the Office suite. Trying to get this tested as a proofe of concept for a client, and running into problem.
All installed software is licensed and no betas installed
Please find below a link to the full requirements for the different portions of Office 365. In addtion, this page also covers what system/software configurations will not work. I hope this answers your question.
The link that Stephanie left isn't working for me. You may also try:
You state that you already have 2010 Office Pro installed. Are you also trying to install Office Professional Plus for Office 365? Please give us a few more details on what exactly you are doing when you say you are trying to install Office 365.
Todd Douglass - MSFT Support Engineer