Microsoft allowed users to download Office 2010 installers from their account page until late 2021. Those links are now dead. However, you can still download the original ISO from if you have a volume license. For retail keys, Microsoft directs you to a third-party authorized reseller.
Once you have downloaded the installation files, follow these steps to install Microsoft Office 2010 on Windows 11: microsoft office 2010 free download for windows 11
File Compatibility: Modern versions of Office use the .docx, .xlsx, and .pptx formats. While Office 2010 supports these, it may struggle with newer features created in Microsoft 365, leading to formatting errors. Microsoft allowed users to download Office 2010 installers