1This article says it’s likely fillers and not radical cosmetic surgery: https://radaronline.com/p/jim-carrey-plastic-surgery-unrecognizable-new-face-explained/
It's different lighting, different facial expression, different angle and 20 years different. Plus the right image is touched with AI.
I just don't see the big deal. Every has inflammation. It's a known thing with age. Does he look different? Absolutely. It could be aging as much as fillers. He doesn't look that different to me.