Microsoft no longer officially supports Windows 10, so do this if you want to keep using your older PC securely.
Microsoft has confirmed that paying $30 to enroll a Windows 10 PC into the Extended Security Updates (ESU) program will also require a Microsoft Account to complete the transaction. The good news is ...
Users report an inability to enroll in Windows 10 ESU; errors claim the region is unsupported. PCs tied to work or school accounts get errors and are flagged as needing an organisation ESU license.