MMS/RCS/iMessage Send/Receive Mobile Troubleshooting


Before You Begin 

MMS/RCS/iMesage Troubleshooting

 

Check these Common Issues before Troubleshooting

    1. Third-Party Apps: those run by other mobile services, such as Verizon Messages (Message+) are not compatible with our network
      • Android:    customers can download a compatible messaging app from the Google Play store
      • iPhone:      iMessage is the recommended app for Apple devices 
      • Third-party app having an issuenot Google Messages:  users make sure the App is updated and contact the third-party for help

  1. Attempts to message an international number will display an error message
    • unable to send message, message blocking is active
 

Can't Send / Can't Receive Messages

 

RCS Android Devices
    1. The default Samsung Messages app no longer supports RCS chats
      • The app prompts users to upgrade to Google Messages
         
    2. To check RCS chats status on Android, open Google Messages
       
      • Tap the profile photo or icon  >  Tap Messages settings  >  Tap RCS chats
      • Check the RCS chats status
      • If not connected, tap Retry or Verify your number
         
    3. If RCS is still not working, clear the app cache/data and reload the app
      • Go to Settings  >  Tap Apps  >  Select Messaging App  >  Tap Storage  >  Tap Clear Cache

  1. Click the link for additional Google Messages App troubleshooting steps

 

iMessage on Apple Devices Only
    1. Go to the Settings > Apps  >  Tap Cellular  >  Ensure the line is turned on / older eSIMs are turned off/deleted

    1. Go back to Settings > Apps  >  Tap Messages  >  Turn iMessage off and then back on

    1. Go back to Settings Apps  > Tap Messages > Tap RCS Messaging > Toggle On RCS Messaging

    1. Tap Send & Receive  >  Tap the phone number that you want to use with Messages

    1. A data connection is required; ensure data is turned on and working for the customer

  1. Verify SMS (Short Messaging Service) is working; if not, troubleshoot SMS​​​​​​

 

 

Data Issue: Messaging

Issues with the web pages, apps that require data (YouTube, etc.) mobile hotspot/ tethering, iMessage, visual voice mail and others
 

    1. Check the portal to determine if the data in Reach Central is throttled or paused
       
      • NO:   check if data is used; if additional data was added, ask customer to restart their device
      • YES:  if there was no upgrade or added data, ask customer if they'd like to do so
        • If they do not, advise the customer their data will reset on the next cycle date
           
      • YES:  there is no reason for a pause or throttle - contact tech to remove throttle / pause
        • Create a ticket to sync the portal to the network side
        • Contact customer when this is completed

    1. Find the IMEI in Reach Central under Manage Lines (be sure to click on the line in question)

    1. Find the IMEI on the phone in question
      • iPhone:  Go to Settings​​​​​​  >  Tap General  >  Tap About  >  Look for the serial number
        • You might need to scroll down to find the IMEI/MEID, and ICCID
      • AndroidGo to the Settings app  >  Scroll down and select About Phone  >  Scroll down to find your IMEI number

    1. If the IMEI in Reach Central does not match the phone in question, create a BOLT Case

    1. On the Mobile Tab in BOLT, click on Reach Central and perform a network reset
      • If customer is calling on the mobile phone having issues, let them know the call will disconnect
      • Confirm the callback number and tell them to turn the phone off and on after the call disconnects
      • **Call the customer back to continue troubleshooting**

    1. Ask the customer to make sure the software version on their phone is up to date

    1. Check with customer to make sure data is turned on (on phone, specifically in their settings)

    1. Check if there is a data pause turned on (if customer requested their data be paused)

    1. Is it a particular app or browser having the issue; can they use others or are all data service not working

    1. Check for Mobile Signal
      • Turn off WiFi and check for LTE, 4G, or other types of symbols
      • If there is at least one bar of 4G/LTE, ask customer to access the internet, send an SMS, and make a phone call

    1. Physical SIM: try a spare, compatible phone with the SIM; if SMS, talk, and data still don't work, most likely requires a new SIM

    1. Ask for the physical address where issue is being experienced the most, if available
      • This helps determine possible outages at service address

  1. If troubleshooting does not resolve the issue, create a BOLT Case for MMS Can't Send / Receive Messages
 

Verify Software is Up-to-Date

If they receive an update message, request for the customer to perform the update and restart the phone
 

iPhone

  • Go to Settings  > Tap General   > Tap Software Update
  • The screen shows the currently installed version of iOS and whether an update is available

 

Google Pixel

  • Open your device's Settings app
  • Near the bottom, tap System, then System update
  • User sees the update status

 

Android

  • Open your phone's Settings app
  • Near the bottom, tap About Phone
  • Scroll to the bottom and tap Software update
  • Tap Download and Install
  • The latest version of the software will load into the phone
 

Activation Failure BOLT Case

    1. Click the Create Work Order or Technical Case button on the Work Orders tab in BOLT

  1. Fill out the information as described below and click Submit 
    • Trouble Call or Tech Case       Trouble Call
    • Service Category                     Mobile
    • Problem Description               select one - Activation Failure - New Number or -Ported Number
    • Select                                      Mobile Line affected, type of mobile device, dialed number(s), date and time it happened
    • Notes                                       Incorrect IMEI on (phone #) Listed as (wrong IMEI), should be (correct IMEI)
 

MMS Can't Send / Receive BOLT Case

    1. Click the Create Work Order or Technical Case button on the Work Orders tab in BOLT

  1. Fill out the information as described below and click Submit 
    • Trouble Call or Tech Case       Trouble Call
    • Service Category                     Mobile
    • Problem Description               select one - MMS Cannot Receive - or - Cannot Send
    • Select                                      Mobile Line affected, type of mobile device, dialed number(s), date and time it happened
    • Notes                                       What happened to get the error; device/mobile service sending


Article ID: 4414
Created: May 8, 2026
Last Updated: May 8, 2026
Author: Gordon.Natasha [Gordon.Natasha@hgs.com]

Online URL: https://agentx-astound-kb.hgsdigital.com/article.php?id=4414