How to delete Windows 1903 reserved storage?

Question

Windows

After changes in the registry, as they say on the Internet, ShippedWithReserves, the storage was not deleted, it takes up disk space. They write it will be deleted only after the next updates.
How to delete storage immediately?

Answer 1

I can’t say for sure, but it seems that one of these helped:
Settings -
Advanced Features -
View additional components log -
Remove various components
(after editing the registry)