If you still possess a legitimate , you may be able to use one of the following methods, though their reliability varies: End of support for Office 2010 - Microsoft Support
You must of Office before beginning the 64-bit installation. 3. Installation & Activation Steps Once you have your ISO file, follow these steps to install: Install Office 2010 - Microsoft Support Microsoft Office 2010 Professional Plus 64-bit Iso Download
You can no longer download the official ISO directly from Office.com. You would need to use the "Microsoft Software Download" page for legacy media, which currently only offers offline installers for Office 2013 and later (via specific back channels). For Office 2010, the official digital locker is closed. If you still possess a legitimate , you
Security and update lifecycle
Despite being an older version, Microsoft Office 2010 Professional Plus still offers many benefits, including: You would need to use the "Microsoft Software