Nextra Teleservices — Not getting speed as per tariff plan

Address:	110077
Website:	www.nextra.com

HI team,

This is tarun yadav, and my customer Id no. is : 2048494 and my registered mobile no. is : [protected], I am having issue regarding speed .
I am getting speed between 2mbps to 6 mbps in my 10 Mbps plan, I have complained many time about the same and the problem is still the same.
Support is good but they are not able to rectify the issue .
even in 20mbps plan they are not able resolve as i am having 20mbps plan this time,
NOTE : I think, In my area, i am only getting the issue, my friend who have got reference from me is getting good speed 9.89mbps.
please have a look on priority basis else, i have to left nextra, no option left after this.
My current complaint no. is : [protected].Please help me out from this trouble.
Image attached, FYI-- Nextra selected in speedtest.net
Regards
Tarun yadav