Based on the specific build string provided (), this appears to be a highly customized, stripped-down modification of the latest Windows 10 Pro cumulative update.
Typical modifications seen in unofficial 22H2 Pro Ultralight ISOs: windows 10 22h2 190455198 pro ultralight
: Includes a fix for system freezes when using Internet Printing Protocol (IPP) over USB. What Makes it "Ultralight"? Based on the specific build string provided (),
Windows 10 22H2 19045.5198 Pro Ultralight: Optimized Performance for Aged Hardware windows 10 22h2 190455198 pro ultralight
Machines designed only to run one specialized software. Important Considerations and Risks