You can also update the PRL on Verizon or Sprint by dialing a *22899 from your phone or PC Card.We have a thread you can subscribe to at EVDO Forums so that you'll receive all the latest PRL news.Select option "2" to update the PRL on your cell phone.
Press the "Menu" application and access the "Setting and Tools" menu.
Select "About Phone," "General" or "Phone Info" from the settings menu.
Your EVDO modem does automatically "know" to add new towers to its PRL, so it is highly recommended that you manually update your PRL monthly so that you can ensure that your EVDO device is always able to connect to the currently available EVDO towers.
Need help determining which version PRL you have and updating to the latest version?
All Verizon and Sprint EVDO modems have a Preferred Roaming List (or PRL) embedded in the card.
This list tells your card which towers to look for when establishing connection, including towers from other carriers that Sprint/Verizon has roaming agreements with.: In VZ Access Manager, in the menu bar select "About VZ Access manager" from the "Help" menu ("VZAccess Manager" menu on Mac).This will bring up the diagnostic info about your device, including your current PRL version: To update to the latest PRL, simply select "Activate" from the "Tools" menu (activating your modem will require you to enter your activation code - if you don't know this, you can call Sprint to find out what it is [or 3Gstore if you ordered from us!Replace the SIM, power on and it should auto update software.Check the software versions before doing this and after to see if it was updated.So I click the little activate button at the bottom of my Droid.