HTC ChaCha User Manual page 160

160 Internet connections
4. Choose the type of Security and set the password (key) for your wireless router.
If you selected None in Security, you don't need to enter a password.
The password is the key other people need to enter on their device so they can
connect and use HTC ChaCha as a wireless router.
5. Select the Portable Wi-Fi hotspot check box to turn on the wireless router.
HTC ChaCha is ready to be used as a wireless router when you see
bar.
on the status