No security patches have been issued since late 2020.
You can use Word, Excel, and PowerPoint for free via a web browser. No security patches have been issued since late 2020
For a genuine Office 2010 Pro Plus license key: LibreOffice has a native 64-bit Windows version
What (Windows 10, Windows 11, Linux, macOS) are you running? It does not have the Ribbon UI (it
LibreOffice has a native 64-bit Windows version. It can open and save to Microsoft's DOCX/XLSX formats. It is 100% free, 100% safe, and receives security patches monthly. It does not have the Ribbon UI (it uses a classic menu), but it is statistically safer than a 2010 crack.
For most home and student users, one of these three suites will be more than sufficient. They are secure, regularly updated, and can open and save all the standard .docx , .xlsx , and .pptx files you might receive.
If you crave the simplicity of the past, consider looking for legitimate copies of Office 2016 or 2019 (often available as "Perpetual" licenses). They offer the offline capability and one-time payment model of the old guard, but with modern security standards and official support.