If you already have an ISO with exactly 22000556 in the name, delete it immediately and scan your system for malware. That build string does not correspond to any legitimate Windows release.
If you install Build 22000556 on a low-end system (e.g., 4GB RAM, HDD, Intel Core i3-4th Gen), what improvements can you expect?
Windows 11 Pro Lite (specifically build 22000.556 from the 21H2 release) is an unofficial, "de-bloated" version of the original 2021 Windows 11 operating system. ⚠️ Important Notice