Enabling Wi-Fi on the P330
With the phone booted in a factory default state, pressing the "Settings" soft key will display these menu options:
...
Use the 'Show' soft key to reveal the entire password to review. Press the green "Submit" soft key when complete. The new Wi-Fi connection will be tested and, if okay, will prompt for a reboot. Once the phone comes back up, it will be connected via the Wi-Fi only.
Enabling Wi-Fi on the P370
With the phone in a factory default condition, when it boots press the "Reconfigure" button and you are presented with this screen
...
Select the SSID from the list (or key it in manually if it's not broadcasted). Confirm that the preselected Wi-Fi Key type is correct and enter the Wi-Fi password using the on-screen keyboard. While entering the password, note that dot's are echoed to the screen, but the character confirmation will stay displayed for as long as you hold your finger on the keyboard button. When finished press the green "Submit" button.
...
The phone will reboot and proceed with the provisioning process now connected to Wi-Fi.
Currently Provisioned Phone
The Network and Wi-Fi settings above are also accessible from the Admin Settings Menu if the phone has already been provisioned. You may need to enter the phone Admin password as set in Endpoint Manager → Global Settings.