Last Updated: Nov 19, 2014
You may have this issue if your device is unable to:
These steps help identify and resolve the underlying cause. After completing each step, test to see if the issue is fixed. If not, continue to the next step.
Verify your HTC One® is connected to the Sprint network using Sprint Zone.
Be sure mobile data is enabled and functioning for multimedia messages to work properly.
If your HTC One still can't connect to data, troubleshoot data connectivity.
Do you see an error message that says the media file is too large?
Try reducing the size of the file with a compatible editing program available in Google Play Store™.
You can also try to send the file via email. Email providers usually have a higher file size limit.
Perform a soft reset.
A soft reset reconnects your HTC One to the Sprint network.
Note: To optimize device performance, be sure your HTC One is running the most recent device software. Check for software updates.