A technician is troubleshooting a company-owned smartphone that is experiencing poor connectivity issues when team members travel outside of their home office region. The device is on a CDMA network. To address the issue, the technician decides to ensure the device has the latest information for connecting to towers from multiple carriers. Which of the following actions should the technician take?
Update the Preferred Roaming List (PRL) on the device.
Ensure the device's operating system is up to date with the latest carrier OEM version.
Manually select a preferred network from the device's network settings.
Reset the network settings to factory defaults.