How can I get Tableau software?

Tableau no longer offer a Student License. 

You can still however use Tableau Public Desktop for free - Tableau for Students

1. Click Tableau for Students

2. Enter Student Details and Click Download the app

Note you will need to ensure pop ups are not blocked for the software to download - 

Block pop-ups in Microsoft Edge - Microsoft Support

Block or allow pop-ups in Chrome - Computer - Google Chrome Help