Modified ISOs often have Windows Defender, User Account Control (UAC), or firewall configurations disabled to make the OS run faster, leaving you exposed.
: Avoid ISOs labeled as "Patched," "Lite," or "Pre-Activated" from untrusted blogs. These files have been modified by third parties, and there is no way to verify if they contain spyware or hidden malicious code. download iso windows 81 64 bit patched
The same method works, but you need the correct base image (usually from MSDN). Modified ISOs often have Windows Defender, User Account