: Hard to find since Microsoft removed public download links.
Use open-source tools like (works for Windows 8.1) or PrivateWin10 to disable telemetry, OneDrive, and background apps. For removing built-in apps, use CCleaner or PowerShell commands. iso win 81 extra quality
Installing stock Windows 8.1 today is a nightmare of updates. You might spend hours downloading patches from 2014 onward. An "Extra Quality" ISO often includes updates—meaning all official patches up to a certain date are already integrated. It may also include mass storage drivers (NVMe, USB 3.0) that the original ISO lacked. : Hard to find since Microsoft removed public download links