Fix 2: Remove Other Copies of Office From Your PC. Fix 1: Check Your Active Microsoft Account. The Main Fix: Run the OSPPREARM.EXE File. Your options to upgrade will depend if you're using Office 2010 at home or if your version of Office 2010 is managed by the IT department at your work or school. How to Fix the Product Activation Failed Issue in Microsoft Office. You'll no longer be able to download Office 2010 from the Microsoft web site. No further updates to support content will be provided and most online help content will be retired. You'll no longer receive phone or chat technical support. You'll no longer receive Office 2010 software updates from Microsoft Update. This includes security updates which can help protect your PC from harmful viruses, spyware, and other malicious software. To download and reinstall Office from the Office website, go to the following Microsoft website: Get Office. Microsoft will no longer provide technical support, bug fixes, or security fixes for Office 2010 vulnerabilities which may be subsequently reported or discovered. To resolve this issue, reinstall Office from the Office website or from another media. 1 Windows 8 Windows 7 Office 2021 Office 2019 Office 2016 Office 2013 Office 2010. What end of support means for you after October 13, 2020 For all activate versions of Microsoft office 2019, including professional. Tip: Not sure what version of Office you have? See Find details for other versions of Office to help you determine what version you're currently running.