https://wccftech.com/16-inch-macbook-pro-sofware-fix-popping-sound/

Just a day ago, users were reporting about a ‘popping’ or ‘clicking’ sound emanating from Apple’s latest 16-inch MacBook Pro. Having a paid a premium for the portable Mac, users would obviously believe that they received the very best the industry had to offer and after witnessing this problem, a few of them also decided to exchange their units for brand new ones. Thankfully, Apple’s reportedly working on a 16-inch MacBook Pro software fix, which should arrive in a future update.

The leaked memo that MacRumors got a hold of that was shared with Apple Authorized Service Providers states the following: