To build a custom, minimal Windows 10 installation, most power users rely on these specific utilities:
A "Mini ISO" is a disk image file that has undergone a process of "debloating." Developers use tools like or MSMG Toolkit to remove features such as Windows Defender, Cortana, and pre-installed games. The result is a much smaller installation footprint: while a standard Windows 10 ISO is roughly 5–6 GB, a "mini" version can be as small as 2 GB. Popular Windows 10 Mini ISO Projects
. While Microsoft does not offer an official lightweight edition, you can create your own "Lite" or "Mini" ISO by removing bloatware, telemetry, and non-essential services. Core Tools for Creating a Mini ISO windows 10 mini iso
Microsoft does not release a "Mini" version of Windows 10. Most mini ISOs online contain malware, bloatware, or disabled security features. If you need a lightweight official Windows, use the standard ISO + enable Compact OS or install Windows 10 LTSC (legit, via volume licensing). Unofficial options like Tiny10 exist but run at your own risk — never use them for banking or sensitive work.
Removing system files is a delicate art. Aggressive modders often remove shared libraries or dependencies that certain programs rely on. You might find that your printer stops working, your favorite game crashes on launch, or essential hardware drivers fail to load. To build a custom, minimal Windows 10 installation,
MakeWinPEMedia /ISO C:\WinPE_Mini C:\Win10_Mini_Recovery.iso
: Essential for taking your final custom ISO and burning it to a bootable USB drive. Popular Pre-Made Community Projects While Microsoft does not offer an official lightweight
This is a stripped-down image that contains only the Windows Setup environment (WinPE) and the core installer files. It deletes the large install.wim file (the compressed OS image) and replaces it with a pointer to either a local drive or a network source.
You can now drag diskpart.exe , dism.exe , or custom scripts into C:\WinPE_Mini\media\ . This is your "mini OS."