If you're looking to install Windows 8.1, it's best to do so through official channels to ensure you're using a legitimate copy and receiving updates. If you're looking for a highly compressed version, consider the potential risks and whether such a version could compromise your system's security or performance. Always use trusted sources and consider purchasing a license for full access to updates and support.
Installing a custom ISO can immediately make your PC part of a , giving attackers root access to your entire filesystem. No Security Updates: windows 8 64 bit highly compressed 11 download upd
Which of those should I expand into a full, structured report? If you're looking to install Windows 8
: Community-verified copies of the original ISOs are often hosted on Archive.org windows 8 64 bit highly compressed 11 download upd