How to Fix MMS Not Working Issue on OnePlus 8 Pro

MMS Not Working Issue on your OnePlus 8 Pro could be the result of either network issues or a software problem with the phone or maybe depending on the case, it can be caused due to any software or hardware issue. Follow this troubleshooting guide to fix the MMS Not Working Issue on OnePlus 8 Pro in simple and straightforward steps.

Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network. Users and providers may refer to such a message as a PXT, a picture message, or a multimedia message. The MMS standard extends the core SMS (Short Message Service) capability, allowing the exchange of text messages greater than 160 characters in length. Unlike text-only SMS, MMS can deliver a variety of media, including up to forty seconds of video, one image, a slideshow of multiple images, or audio.

Possible Reasons Behind the Issue

If your device is unable to send or receive any MMS (Multimedia Messaging Service), this could be caused by:

Restricted data access.
Unstable network environment.
The device does not have the correct MMS settings.

Steps to Fix MMS Not Working Issue on OnePlus 8 Pro

Check the Error

Error codes or messages are usually key to solving problems. If your messaging app displays an error every time it fails to send texts, be sure to take note of it. Then, do a Google search about the exact message or code and see if there’s any available online solution.

Troubleshoot Messaging App

Force Stop Apps

You can do is to ensure that you close all active apps and those that run in the background. Sometimes, too many apps and services running together can overwhelm the system and cause random shutdowns or overheating.

Open the app drawer and then tap Settings.
Tap on Apps & Notification.
If you’re looking for a system or default app, tap on More settings at the upper right (three-dot icon).
Select Show system apps.
Find and tap the app you want to force stop.
Tap Force Stop.
That was it.

Clear App Cache

Open the app drawer and then tap Settings.
Tap on Apps & Notification.
Now, tap on See all apps.
If you’re looking for a system or default app, tap on More settings at the upper right (three-dot icon).
Select Show system apps.
Find and tap the app you want to clear the cache.
Tap Storage.
Tap the Clear Cache button.
Restart the device and check for the problem.

Clear App Data

Open the app drawer and then tap Settings.
Tap on Apps & Notification.
Now, tap on See all apps.
If you’re looking for a system or default app, tap on More settings at the upper right (three-dot icon).
Select Show system apps.
Find and tap the app you want to clear the data.
Tap Storage.
Tap the Clear Data button.
Restart the device and check for the problem.

Update App

To check for Play Store app updates on your Galaxy:

Open Play Store app.
Tap More settings icon at the upper left (three horizontal lines).
Tap My apps & games.
Tap Update or Update All.

If you are on Cellular Data connection, we suggest that you update via wifi only to avoid additional charges. Here’s how:

Open Play Store app.
Tap More settings icon at the upper left (three horizontal lines).
Tap Settings.
Tap App download preference.
Select Over wifi only (select Over any network if you don’t have wifi).
Tap Done.

Make sure to also keep your apps updated all the time by enabling auto-update option.

Tap Auto-update apps.
Tap Over wifi only (select Over any network if you don’t have wifi).
Tap Done.

Delete old MMS threads

From a Home screen, swipe up or down from the center of the display to access the apps screen.
Open Messages app.
If prompted to change the default SMS app, tap Yes to confirm.
Tap Menu icon located at the upper-right corner.
Tap Edit.
Select the messages you want to erase. If you want to delete all messages, tap All at the upper left.
To delete all messages, tap All located at the upper-left corner.
Tap the Trashcan icon located at the bottom-right corner.
To confirm, tap Delete. If you want, you can also check Block numbers to prevent a selected number to send texts in the future.

Reset Network Settings

Open the app drawer and then tap Settings.
Then go to System.
And then Reset Options.
Now, tap on Reset Wi-Fi, mobile & Bluetooth.
Tap RESET SETTINGS.
Enter your PIN or Password, then tap Next.
Tap RESET SETTINGS again to confirm.

Update System Software

Sometimes the glitch is with outdated software updates, installing software updates can solve the overheating issues in your OnePlus 8 Pro.

Open the app drawer and then tap Settings.
Scroll down and tap on System.
And then tap on System Updates.
If a system update is available, you’ll see the option on the screen. Tap Download and Install.
If your system is up to date, you will see a message stating that the system is up to date.

Here are a few things that are needed to take care while updating your OnePlus 8 Pro or any device:

Your device must be connected to the internet.
Your device must have enough space to download the update.
Your device should have enough charge, more than 50% to install the update.

Clear Cache from Recovery Mode

In case you don’t know what is recovery, the first thing the bootloader rings up is the recovery. Recovery Mode refers to a special bootable partition, which contains a recovery application installed in it. And you can fix some problems with your phone. Follow the steps to clear cache from recovery mode:

Switch off your OnePlus device.
Now press and hold the Power and Volume Down buttons simultaneously until you see the recovery mode options on your device.
Once you see the recovery options, you can let go of the two buttons.
The Recovery screen menu will now appear.
Use the Volume button to go to Wipe Cache Partition then press the Power button to confirm the selection.
Wait until your device wipes out all cache or temporary data from the system partition.
Press the Power button again to reboot the device.

This clears all the temporary data from the device. And then it works like new.

Troubleshoot apps in Safe Mode

In case you don’t know what is safe mode, in safe mode, the system temporarily disable all third-party applications you installed on your device. By doing this we can figure out which app is occurring the problem. Follow the below step to turn Safe Mode on:

Turn OFF the OnePlus device.
Press and hold the Power button.
On the screen, press and hold Power off.
Tap Ok to reboot into Safe mode.

After figuring out the apps which are creating the problem, follow the below steps to uninstall it(if required):

Open the app drawer and then tap Settings.
Tap on Apps & Notification.
Now, tap on See all apps.
Tap on an app, then tap Uninstall.
Tap Ok to continue.

Reset Your Device

Disclaimer

Factory reset will delete everything, so you want to make sure that you create a copy of your data such as photos, videos, documents, texts, etc. ahead of time.

Factory Reset

Open the app drawer and then tap Settings.
Tap on then tap on System.
Now, tap on Reset options
Tap Erase all data (factory reset).
Finally, tap on RESET PHONE.
Don’t select the internal storage checkbox. Select it only if you are sure you have backed up everything on internal storage, including photos and videos, music, documents, and other files.
Tap the ERASE EVERYTHING button now and let the phone do its thing.
The device would restart automatically after performing the factory reset.

Hard Reset

First, power off your phone normally.
To turn it on, press and hold the Volume up + Power buttons simultaneously.
Don’t release them until you see the OnePlus logo on the screen.
Tap on the ‘Wipe data/Factory reset‘ option.
Now tap on the ‘Wipe data/Factory reset‘ option to confirm your selection.
The phone will reset and on the new screen, use the Volume up button to scroll to the ‘Reboot system now.’ This will reboot your phone normally and that’s it!

Conclusion

These were the few methods to troubleshoot the problem/issues you were facing with your OnePlus 8 Pro. Additionally, you can always contact tech support or visit your local OnePlus store or Service Center so a qualified Samsung technician can examine the issue.