Unable to send or receive message from last 4 days when sim upgrade from 3g to 4g

Name of Complainant	Vivek Kumar verma
Date of Complaint	April 22, 2020
Name(s) of companies complained against	Airtel
Category of complaint	Mobile Phone
Permanent link of complaint	Right click to copy link
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Text of Complaint by Vivek Kumar verma:

Dear Sir/Madam,

I am unable to send or receive message from last 4 days ,please resolve the problem, I am trying to contact the customer but not success.

Image Uploaded by Vivek Kumar verma:

Unable to send or receive message from last 4 days when sim upgrade from 3g to 4g

Consumer Complaints Court