Tata Docomo — sim card registration failed of tata docomo sim

Address:

753008

My name is rana kumar. My tata docomo mobile no. Is [protected]. From 23/05/2019 tata docomo sim is showing error sim registratin failed. My alternate mobile no. Is [protected]. Please activate my mobile no as soon as. I am using tata docomo from 5 years. For this reason i am facing many problem. I given this docomo no. To all my relative and collague. My email id is [protected]@gmail.com. Please activate outgoing and incoming facility on my tata docomo mobile no. [protected].