Since Microsoft has discontinued this product, you must rely on third-party retailers or marketplaces. Exercise caution, as many "cheap" keys sold online may be illegitimate volume licenses that can be blocked later.

: Google Workspace or Office Online allow you to edit documents for free in a browser.

Microsoft Office 2010 Professional Plus reached its . While you can still technically buy and activate product keys from third-party sellers, Microsoft no longer sells this version directly or provides security updates for it. Where to Buy a Product Key