: Many "free" product keys found online have a "Remaining Activation Count" of zero, meaning they will not work for online activation.
If you have a legitimate, previously purchased license, you can still attempt to activate it through official channels:
: Check your original packaging, purchase confirmation email, or use the Microsoft Support Guide to locate a 25-character key. : Many "free" product keys found online have
: If online activation fails, you can select the "Activation via phone" option in the wizard to receive a confirmation ID from Microsoft's automated system.
Activating Office 2010 Professional Plus (2 PC licence) - Microsoft Q&A Activating Office 2010 Professional Plus (2 PC licence)
While some websites claim to offer "cracks" or product keys for Microsoft Office 2010 Professional Plus updated for 2023 and beyond, these methods are often and can expose your computer to security risks like malware . Important Considerations for Office 2010
: Official support for Microsoft Office 2010 ended on October 13, 2020 . This means Microsoft no longer provides security updates, technical support, or bug fixes, making it vulnerable to new security threats. : Open an Office application, click File >
: Open an Office application, click File > Help > Activate Product Key , and follow the prompts.