Several methods exist to fix the “Connection problem or invalid MMI code” on an Android device. We’ll cover them from the simplest method up to the more complicated ones. 1. Restart the Android Device The first way to try to fix an invalid MMI code would be to restart the smartphone....
As you can see, there are several ways on how you canfix the MMI code error. You can enter Safe mode or restart your phone, add some prefix code, check the network settings, check your SIM card and turn on IMS over SMS are just a few. If you still have a network connection or i...
A notification stating “Connection trouble or invalid MMI code” appears on occasion, which might be annoying for Android users. When the invalid MMI code notification occurs, it usually implies that you won’t be able to make calls or send texts until the problem is fixed. This usually happ...
How to Fix Remote Desktop Error Code 0x204 on Mac (Image Credit:Digital Trends) Since the error has many possible causes, there are different ways to fix it as well. They may have to do with the Remote Desktop connection or with network settings on either the Mac or PC. ...
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Fix 1: Use File and Folder Troubleshooter File and Folder troubleshooter helps fix any issue related to files and folders. Unfortunately, the troubleshooter isn’t built into Windows 11. You candownload it on your computer, then follow the steps below. ...
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a few times you face quite frustrating issues which don’t go smoothly. One such issue which we all face now and then is “Unfortunately the process com.android.phone has stopped.” The issue is similar toGoogle Play Services has stopped,Connection problem or invalid MMI code, andMobile ...
1. Edit the Code MMI codes aren't easy to remember, so there's a chance you typed in the wrong code. Take a second and check if you've entered the right MMI code. Alternatively, you can add a comma after the code and see if it works. For example, if you want to try*#*#4636...