Vodafone India — Sim up gradation to 4g

Address:	742103
Website:	www.vodafone.net

Dear sir/madam
From 21 days ego I upgrade my number to 4g ([protected]) from Vodafone store( khagra- 742103) bt till now m not get 4g network. After all of this I go Vodafone store but they said me your problem we forwarded to our technical experts, few many times but my problem was not solved.