The answer to 'faucet making noise' is a common plumbing issue that can be caused by a few different problems. The most common causes are a loose faucet handle, worn washers or O-rings, or mineral buildup in the faucet. This can result in a dripping, squeaking, or rattling sound coming from the faucet.
If the noise is coming from a loose faucet handle, you may be able to tighten it yourself by adjusting the set screw or nut that secures the handle. Worn washers or O-rings will need to be replaced, which is a simple DIY repair if you have the right replacement parts. Mineral buildup can sometimes be removed by disassembling the faucet and soaking the parts in a vinegar solution, but more severe cases may require professional plumbing service to fully clean or replace the faucet.