Standard Windows 8.1 installations require hours of post-install updates that may no longer even download properly through Windows Update. A patched ISO solves this by:
An official ISO from Microsoft is a raw, untouched image of the operating system as it was released in 2013 (or the 8.1 Update from 2014). It contains no third-party software, no cracks, and no post-release updates. download iso windows 81 64 bit patched
Once you have your Win81_x64_Patched.iso : Standard Windows 8