i mean, it's han solo, so he's always gonna have that swashbuckling twinkle in his eye, and harrison ford played the hell out of it. but the fact that when we meet him, he's resorted to smuggling these massive octopus monsters, which is dangerous and stupid and desperate, it's supposed to show how far he's fallen. the point being that this is not just the same character pulling out the same tricks from 30 years ago. he has indeed evolved, you just missed that part.