Microsoft does not release official "patched" cumulative ISOs after 2014. However, you can legally create your own patched ISO using Microsoft's official tools and free third-party utilities.
Choose for modern systems (UEFI) or MBR for older systems (BIOS). Click Start . Step 2: Install the OS Insert the USB into the target PC. Boot from the USB (change boot order in BIOS). download iso windows 81 64 bit patched
Once you have your patched ISO, follow these steps to install: follow these steps to install: