iBall — no replacement / repair in given time

Address:

E/104, Greenville chs,. Sanghvi garden,. Manpada road,. Sagaon, Thane, Maharashtra, 421201

Sir, i visited swap enterprise kalyan rated 25/11/19, and my wireless-n router 300m which was not working and in warranty period
Abv office promised me to repair or replace withinin 15dys but still no information frm office abt same.
In last 10dys i visited 3times in abv office, two attandnt lady always speak all customer come aftr 3/4 dy or call on phone before come. But ph no of given receipt i. E.[protected], it's nobody picking up.. And its switch off frm yestday
Waiting fr reply