The ISO contains a script that encrypts your personal files (photos, documents, work projects). You’ll see a ransom note demanding Bitcoin (often $500–$5,000) to unlock them. Because the ISO runs at a system level, even backups connected to the PC may be compromised.
A: Based on leaks and industry patterns, a Windows 12 announcement could happen in late 2025 or early 2026. A public ISO would follow shortly after. Microsoft has stated they are "returning to a three-year release cycle" for major Windows versions, meaning 2024 would be Windows 11 24H2, and 2027 would be Windows 12. However, AI competition (Google, Apple) might accelerate that timeline. windows 12.1 iso file
In the Insider build, turn on:
The term "Windows 12.1" is a hoax or confusion based on: The ISO contains a script that encrypts your
Never install a preview or suspicious ISO on your main PC. Use VirtualBox (free) or VMware Workstation Player (free for personal use) to create a virtual machine. This sandbox isolates the OS from your real hardware and data. Never install a preview or suspicious ISO on your main PC
If you download and run a supposed "Windows 12.1 ISO":
Real-world example: In 2025, a fake "Windows 12.1 ISO" distributed via torrents contained the Lumma Stealer malware, which emptied crypto wallets and stole session cookies.