Because these ISOs are modified by unknown third parties, they can contain malware, keyloggers, or hidden backdoors . Unlike official versions, you cannot verify their integrity using Microsoft’s official SHA256 hashes .

Modded ISOs like this often claim improved performance by disabling background services and removing telemetry. However, benchmarks on similar custom ISOs show mixed results; while they may have fewer background processes, the stability can be unpredictable compared to official builds.

A significant drawback is that official Windows updates often break custom UI modifications. Users on platforms like Reddit have reported that subsequent updates can bork the entire OS, requiring a full reinstall. Critical Safety Warnings

It is primarily a cosmetic overhaul that integrates "Dark" and "Flower" themed wallpapers, icons, and cursor styles that go beyond the standard Windows 10 Dark Mode .

Custom versions may have built-in security features like Windows Defender disabled or modified, making your system more vulnerable to external threats.

If you want a dark aesthetic without the security risks, experts from Privacy Guides and Microsoft Support suggest: Download Windows 10 Disc Image (ISO File) - Microsoft