How download from assetstore?

Good afternoon, I hope for your help. Prompt please as I can download additional packages for unity with their assetstore, after all I on the computer have no Internet. The Internet is only on a tablet, there I and should download. Thanks in advance for the help.
P.S. : With use of the last as the device transferring the Internet not to offer option of connection of the computer and a tablet, please.

You need an internet connection and you have to download from Unity Editor.