filter making noise

And now the usually quiet filter buzzes. Idk what I should do now. Should I get a new one? If I do it might upset the cycle. I think it still works but I'm not sure.

Hi, So I have just recently upgraded to the QubiQ 30 LED tank which has an inbuilt filter system. I planned on cycling the tank for a week before introducing my betta to its new home. However, once I filled the tank up with water and plugged in the filter it started making a rather annoying...

My filter is for 5 gallons or less and suctions to the inside of my tank, with intake covered by panty hose (for my betta) and an output that usually has a gentle flow. It is usually pretty quiet, with an acceptable amount of flow. Yesterday after a water change my filter began to make a...