The title link is just a link to the program, here's the instruction:
Currently it's 3 GB of free space, but it could move up to 8 if we get enough people signing up.
Picking up one of these would help big time. The multiple antennas serve as multiple connections and no dropped wifi.
If you have an android device you can use Wabbitemu for the first few weeks and decide which calculator works best for you and your classes. It is a free TI emulator.
"Wabbitemu creates a Texas Instruments graphing calculator right on your Android device. Wabbitemu supports the TI-73, TI-81, TI-82, TI-83, TI-83 Plus, TI-83 Plus Silver Edition, TI-84 Plus, TI-84 Plus Silver Edition, TI-85, and TI-86. Fast and convenient, Wabbitemu allows you to always have your trusty calculator with you. Because Wabbitemu is an emulator, the calculator it creates will act exactly like the real thing. " https://play.google.com/store/apps/details?id=com.Revsoft.Wabbitemu&hl=en