Re: installation error

Hello,

AFAIK, you may be able to upgrade manually to Windows 11 using ISO file, but your system would remain in an unsupported state. 

https://answers.microsoft.com/en-us/windows/forum/all/upgrade-from-windows-10-to-windows-11-using-iso/cc730f52-cd85-45d6-8b52-c10d3ff2d67e

If you like, you can continue using Windows 10 which is supported through 2025.

 

Regards.