I don't know why since the last 2 days the XL netw...

I don't know why since the last 2 days the XL network has gone up and down, sometimes down to 3g, sometimes there is no network, in Tangerang, the place, if the power fails, the signal will also die. But the signal from other providers is intact, why is it with XL? The service is not working, it's useless if the network is not good, it will change the provider.