Some communities create custom Windows 10 builds (e.g., “Tiny10” or “Windows 10 SuperLite”) that remove essential components like Windows Update, Defender, Firewall, and even networking stacks. While these can be as small as 1.5–2 GB, they are

While many third-party sites offer "highly compressed" Windows 10 ISO files (often claiming sizes as small as 500MB to 2GB), it is strongly recommended to avoid these downloads