Microsoft ended support for Office 2010 in October 2020. This means:
The following sources offer legitimate free downloads of Microsoft Word 2010: microsoft word 2010 free download for windows 10 64-bit
Here are a few options for a post related to "Microsoft Word 2010 free download for Windows 10 64-bit," depending on where you intend to post it (e.g., a blog, a forum, or social media) and the angle you want to take. Microsoft ended support for Office 2010 in October 2020
Some websites like archive.org , oldversion.com , or majorgeeks.com host old Office installers. or majorgeeks.com host old Office installers.