Your work is vital. We are raising funds to support it.
Additional products are available as
Microsoft discounted and cloud offers.
These Windows operating system products are upgrade versions, not full versions. To be eligible for one of them, an organization must already have a legally licensed and qualifying Windows operating system. View the product descriptions to find out which previous operating systems qualify.
Upgrade to the latest Microsoft operating system
Select a category to choose from hundreds of professional and enterprise Microsoft product donations for your organization.