Useless rain network

Hi I have changed from 4G to 5g it's now about 4 weeks the WiFi goes on and off all the time I tried everything I emailed them no response I phoned them twice they say gauteng and kzn towers are being upgraded than the towers are down how long should I still suffer I work from home this is not fair you guy's are conning us please take back your ******* I'm going fibre