Its the same BSNL app which was given by BSNL during the old esn modems .
Still dropbox link is
https://www.dropbox.com/s/9jhpie8zcamx3mi/Setup-V1.0.27-BSNL-Win.exe?dl=0
The story is that got a new PC , installed and stuff . Same spot where I was getting 300KB download speed I am getting 150KB now . Shifted antenna and stuff , blamed BSNL , finally came to conclusion after one month that issue is in my PC . Checked already available drivers in my PC and their were 2 versions as in pic
View attachment 48415
I was 2010 version so decided to install 2009 version and saw speed improvements .
Now if somebody can also check and confirm .
@hotshot05 @cisco_tech