Yep, that's all OK. That's mintreport's job really to find these and the installer won't necessarily go and fetch them online.
The terminal only message to remove the media is a workaround, it didn't work reliably with plymouth so we're killing plymouth before showing it in console now. At least that way everybody sees it.
The installer isn't fully translated yet, we'll fix that in stable.
- Random elements all over installer not localized (spanish - us)
- After install, 'please remove installation media' is in terminal only
- mintreport had a number of missing localization packages (mintreport):
integrity check -
6 lines are improperly formatted
64 bit also