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Original topic:

Dailing Pad showing Connection Problem or Invalid IMM Code on dailing any code

(Topic created on: 5/4/21 10:24 PM)
Active Level 1
Galaxy A
When ever I dial any thing on dial pad it show a problem which is like " Connection Problem or Invalid IMM Code" And many a times i am not receiving call on one of the SIM card but can make a call and use mobile network on same sim. 
Please help me.
Is there anyone other who is getting same problem?
What is meant by " Connection Problem or Invalid IMM Code"???
1 Comment
Expert Level 2
Galaxy A
Your sim connection is not getting server so turn on airplane mode or eject sim from phone and pit it again