Windows making popping/cracking sounds

About this article

I had new triple pane windows installed in August 2025. They have been making this cracking/popping sound almost since day 1. It usually happens when it’s sunny outside, especially when the sun comes around to the back of the house in the afternoon. The installer came back and re-caulked all of the windows which seemed to help for a day or two but then it started up again. The installer told me it is ok that it makes the sound because the window is just settling. Is that a thing or should I g...