If you are looking to select multiple emails and then move them to some specific folders or sub-folders, you can have the same done.
You can do the same by using the "Move to Folder" feature, all you need to do is simply select the emails and then use the move to feature and move them to the folders/sub-folders.
There you go! In this way you can move your emails smoothly to respective folders/sub-folders.
Please do reach out to us at firstname.lastname@example.org if you require further assistance with this, and we shall be happy to help out!