connection problem or invalid MMI Code,解决办法:重启模拟器即可.
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...
Prefix code (MMI) A simple and effective way to fix a connection problem or invalid MMI code on an Huawei phone is to add a comma at the end of the Prefix code. For example: If your Prefix code is*2904*7#then adding the comma at the end would do just the trick, which will look...
MMI or Man Machine Interface codes are useful when you want to access information about your Android phone or enable or disable certain features. But why is your phone showing the "Connection Problem or Invalid MMI Code" error? This could happen due to a network glitch, SIM card malfunction,...
Toggle the airplane mode:Turning airplane mode on and off is an effective way to refresh your phone’s network connections. If you are getting the “Connection problem or invalid MMI code” only due to a network glitch, toggling the airplane mode should help. ...
Hi i am a Nigerian. I just bought an android wm8650 which i have put my sim. I am trying to check my airtime or even recharge but its showing me thisn code “connection problem or invalid MMI code”. To check my airtime, i normally use #124#. Please how can i do to remove thi...
2.Prefix code Another simple and effective way to fix a connection problem orinvalid MMI codeon an Android phone is to add a comma at the end of the Prefix code. For example: If yourPrefix code is *2904*7#then adding the comma at the end would do just the trick, which will look ...
Every now and then, you may run into the Connection Problem or Invalid MMI Code pop up error on your Android device. This generally happens when a