Possible backward incompatibility is why, if in doubt, stay with the 32-bit version. Make sure any 3rd-party Office add-ins that you rely on are stated as being Office 2010 and 64-bit compatible. To check, see Which Windows operating system am I running?. What you need to know before installing 64-bit Office: The first step would be to get an Office 2010 installation disc, or installation files, and then follow the steps mentioned by Microsoft:
As you can see on Microsoft page, there are instructions for installing Office 2010 64-bits in Windows 10:īut by the looks of the files in your screenshot, you are trying to install a Service Pack without Office 2010 already installed, hence the error.
