help~~~~~~

i juz instal unifi, the first two day is okay, the speed is fast, but the 3rd day, the rounter keep hang in every 1-2hour til the 4th day, completely no signal at all!!!

i cal them for 4 day already, they kenot send someone to help me, and today the complaint department tell me, i am the number 600 user who made complaint and they hav to settle those already made complaint wic exceed 40 times n more,  and i was juz made 7 times complaint in 4 day!!!ask me be patient, wait for technician!
wat larrrr~~~~~~~~~~~~~~ i kinda carzy without internet~

note: my location is condominium, they said land line is okay, but juz condominium user got problem?  i catched a technician wen i i saw him at my next block installing for new user, he told me is hardware problem, they r finding replacement for the rounter take 2 to 3 months time@@, so wat to do me now, i already potong streamyx!!i m so regret!