How to Fix the "LG IMS Has Stopped" Error on T-Mobile Phones

The “LG IMS has stopped” error message has been plaguing many LG smartphone users on T-Mobile’s network. This frustrating issue can render your device nearly unusable, preventing you from making calls or sending text messages. Let’s explore what causes this problem and how to resolve it.

What is LG IMS?

LG IMS (IP Multimedia Subsystem) is a framework that enables voice calls and text messaging over LTE and 5G networks. When this system encounters issues, it can lead to the error message we’re discussing.

Method 1: Update Your LG Phone

The most effective solution is to install the latest update from LG, which specifically addresses this issue.

Step 1: Open the Settings app on your LG phone.
Step 2: Navigate to “System” > “Update center” > “App updates”.
Step 3: Look for an update called “LG IMS Improved” and download it.
Step 4: Once the update is installed, restart your phone.

This official fix from LG should resolve the problem for most users. If you don’t see the update yet, it may still be rolling out to your region.


Method 2: Clear LG IMS App Data

If the update isn’t available or doesn’t solve the issue, try clearing the LG IMS app data:

Step 1: Go to Settings > Apps & notifications > See all apps.
Step 2: Tap the three-dot menu and select “Show system”.
Step 3: Find and tap on “com.lge.ims.rcsprovider”.
Step 4: Go to Storage > Clear Storage and Clear Cache.
Step 5: Force stop the app and restart your phone.


Method 3: Change IP Version

Some users have reported success by changing the IP version settings:

Step 1: Open your phone dialer and enter *#546368#*.
Step 2: Tap on “IMS Setting” > “SIP/IMS”.
Step 3: Change “IMS PDN Settings” from IPV6V4 to IPV4V6.
Step 4: Restart your phone.


Method 4: Reset Network Settings

If the issue persists, try resetting your network settings:

Step 1: Go to Settings > System > Reset options.
Step 2: Select “Reset Wi-Fi, mobile & Bluetooth”.
Step 3: Tap “Reset settings” and confirm.
Step 4: Restart your phone and reconnect to your mobile network.


Method 5: Contact T-Mobile Support

If none of the above methods work, the issue might be on T-Mobile’s end. Contact their customer support for further assistance. They may need to reset your connection from their side or provide additional troubleshooting steps.


Remember to back up your important data before attempting any of these fixes, especially if you’re considering a factory reset as a last resort. The LG IMS error is often resolved by carrier-side updates, so keeping your phone updated and being patient can often lead to a resolution.