What is the code to update PRL?

Many operators provide the ability for the user to download the latest PRL to their device by dialing an Over-the-air (OTA) feature code. In the United States, for Verizon / MetroPCS / US Cellular, this feature code is *228 (*ACT).
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How do I update my PRL?

Below are the steps for updating the PRL on an Apple iOS or Android device.
...
Android Smartphone and/or Tablet*
  1. From the home screen, find the Settings Gear icon.
  2. Click on System Settings or System Updates.
  3. Click on Update PRL. Follow any device instructions.
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What is ## 72786?

To verify Boost Mobile coverage, visit the Boost Mobile website at www.boostmobile.com/coverage. Dial ##72786#. Tap OK. The device will power off and restart.
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Why can't i update my PRL?

If you have an older device, you may not be able to update the PRL. Replacing your device(s) with newer device(s) will avoid this issue. Please contact your assigned Sprint Representative if you have any questions. If you do not have an assigned representative, call Sprint Business Care at (800) 927-2199.
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How to update PRL on Android 11?

You can also update the PRL on your device to enhance connections and prolong battery life.
...
Update the PRL (Preferred Roaming List) on your device
  1. Go to our device tutorial page.
  2. Select your device.
  3. Look under “Device Management”
  4. Follow the steps under “Update the PRL”
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PRL Update



Does * 228 update your phone?

No, you don't dial *228 to update the Preferred Roaming List on 4G LTE phones ... that function is handled by the SIM card.
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How do I get PRL on my Android?

Android Devices

Settings > System Updates > Update PRL. Settings > Sprint®* System Updates > Update PRL.
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What is Carrier settings PRL?

The Preferred Roaming List (PRL) is a database residing in a wireless (primarily CDMA) device, such as a cellphone, that contains information used during the system selection and acquisition process.
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How do I update my SIM carrier?

Go to Settings and then select More and Mobile Networks, now select Carrier Settings and then Update Profile, this should update the latest carrier settings to your device if they are available.
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What does PRL stand for?

(Preferred Roaming List) The list of service providers stored in a CDMA cellphone that the phone is roaming outside its home area. The PRL should automatically be updated by the carrier; however, it may be manually reset and updated by the customer when there are roaming connection problems.
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How do I Reset my SIM network?

  1. Go to Settings> Backup and Reset/General Management> Reset Network Settings > Reset.
  2. If prompted, enter your password and confirm the reset.
  3. Wait for the phone to complete the reset process.
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What is the code to reset network?

For newer Android devices
  1. Go to the dial pad or phone app.
  2. Enter *# *# 72786 #* #* into the dial pad. Don't tap the call icon or try to connect.
  3. Confirm the reset.
  4. Allow the phone to restart and go through the activation process.
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How do I Reset my cell towers?

Reset your network settings

Android: In the Settings app, search for "reset" or more specifically "reset network settings" and tap on the setting. On the Pixel 6 Pro running Android 13, the setting is called Reset Wi-Fi, mobile & Bluetooth.
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What is ## 873283?

CLEAR (25327) removes the device network provisioning then updates it. UPDATE (873283) just checks for any changes compared to what is already provisioned on the device and updates them if there is a difference.
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How do I refresh my phone profile?

Procedure
  1. Power your phone off and then back on.
  2. Make sure your phone is connected to WiFi.
  3. Open Settings.
  4. Tap Software update.
  5. Tap Update Profile.
  6. After the update is complete, tap OK.
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How do I update my mobile settings?

Get the latest Android updates available for you
  1. Open your phone's Settings app.
  2. Near the bottom, tap System. System update.
  3. You'll see your update status. Follow any steps on the screen.
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How do I reset my carrier service?

To clear Carrier Services:
  1. On your Android phone or tablet, turn on Airplane mode.
  2. Go to Settings.
  3. Tap Apps & notifications See all apps Show system. Carrier Services.
  4. Tap Storage. Clear Storage.
  5. Force quit then restart the Carrier Services app. Go to Settings. Tap Apps & notifications Carrier Services. Force Stop.
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What is new carrier settings update?

Carrier settings updates are small files that are installed on iOS devices. The carrier settings include updates to Access Point Names (APNs), MMS settings, features like tethering and default apps. Having the most up to date carrier settings is recommended for the proper functionality of the device.
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Why is carrier update available?

Carrier settings updates let your carrier provider update carrier network and related settings to improve cellular network connectivity and performance. Carrier settings updates can also add support for new features like 5G or Wi-Fi Calling. When a carrier settings update is available, you'll be prompted to install it.
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What is prl1?

PRL-1, a unique nuclear protein tyrosine phosphatase, affects cell growth. Mol Cell Biol.
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What does PRL mean on phone?

PRL stands for Preferred Roaming List and is a database used in CDMA (think Sprint and Verizon here) phones. It's built and provided by your carrier, and used when your phone is connecting to the tower.
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How do I get to mobile network settings?

  1. Open your phone's Settings app.
  2. Tap Network & internet. Internet. If you can't find it, search for the setting you want to change. ...
  3. At the bottom, tap Network preferences.
  4. Tap an option. These vary by phone and Android version. Turn on Wi-Fi automatically: Have Wi-Fi automatically turn on near saved networks.
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What happens when you dial * 228?

*228 is a code for CDMA phones that you call dial to update your Preferred Roaming List. You won't need to dial this number on a GSM device because your PRL is updated automatically.
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Why is * 228 not allowed on my phone?

The 228 code is a legacy method to activate 3G phones or update your Preferred Roaming Lists on them. Do not try to dial this number on a 4G or 5G Verizon phone, as it can take you off the 4G or 5G network you are currently on.
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