I would suggest reaching out to the developers of the plugin regarding the questionbank setting......the second part is self explanatory...it is telling you that it will move the questions to the course level as they are not in the same category.
Backup and restore
backup/restore using plugin brcli
Гэтае абмеркаваньне было заблакавана, таму вы болей ня можаце адказваць на яго.