1 GHz or faster with support for PAE, NX, and SSE2. RAM: 2 GB (though 4 GB+ is highly recommended). Hard Disk: 20 GB of free space.
To create a patched ISO, you first need the original base ISO. Microsoft removed Windows 8.1 from its public download servers in 2023, but you can still retrieve it legally. download iso windows 81 64 bit patched