TIPTEL 3275 User Manual page 20

2) When connects to available AP in the environment, if a Wi-Fi AP is without
password protection, there is no lock icon on Wi-Fi signal, it will automatically
connect when clicked;
3) If a Wi-Fi AP is encryption, Wi-Fi signal will be added the lock icon, and when
checked, it will pop up a dialog box to enter a password. If the password is incorrect,
the connection will not be successful, as shown below:
4）check Show advanced options, you can set Proxy server and IP mode.
 Proxy Settings
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