Still no internet since 24th of January

Here i am again with no wifi since the 24th of January to I phoned metrofibre 7 time eventually i got hold of someone and they said i have to switch everything off and on again now i would love to know how many times am i going to switch of my ONT and router for metrofibre's so call it technicians to get in in there head that i DO NOT HAVE INTERNER CONNECTION, according to the technicians we have a connection if a have connection i would like to know why if i connect to my router it said connect without internet the ONT device is not working properly what is it going to take for metrofibre to come out and fix this problem the best of all of this struggling is the lady who assisted me told my with an attitude that i will pay R600 if it is not there fault

The absolute worst sevice so far and the amout of attitude that i got this far is just remarkable