wèn qīng yuányīn, cáinéng juédìng huànxīn, zhǎo biéjiā, háishì zànshí búyòng

问清原因，才能决定换新、找别家，还是暂时不用。

Only by finding out the reason can you decide whether to replace it, look for another provider, or just not use it for now.