Instructions
NOTE: Android is highly customizable and may look different depending on your manufacturer. The steps below may vary for different devices.
1) Open the Settings app.
2) Tap Network & internet.
3) Tap Internet.
4) Slide the Wi-Fi switch to the "on" position (that is, to the right). Then, tap TTUCRguest.
5) In the "Password" field, type the pre-shared key (PSK) that was provided to you by TTU Costa Rica staff. Then, tap Connect.
Outcome
Your Android device is connected to the TTUCRguest network. When it has done so, your Wi-Fi icon indicates your signal strength. If no signal strength is present, repeat the previous steps. If repeating this process does not help, try relocating within the area.