"The ChatGPT is translating for me, but I also understand Portuguese if someone speaks it. However, the program loads but doesn't open. I am using the trial version, which should still have 17 days left. My college work is due today, please help me."
Seriously ... how about looking at the dozens of recent posts and comments on the forum about the non-opening problem with Vegas Pro 20. You'll find a number of solutions including a recent new release of build 403 which overcomes the problem.