Yes, both the 5.0.0 and the 5.1 version is accessible through the launcher:
If you are trying to get the 5.0.0 and not the 5.0.3, you might have to get it through the Unreal Engine GitHub page.
Yes, both the 5.0.0 and the 5.1 version is accessible through the launcher:
If you are trying to get the 5.0.0 and not the 5.0.3, you might have to get it through the Unreal Engine GitHub page.