@jefferson-piscos, the debug enabled is under the OAuth tab. Go ahead and enable that and check the logs.
Screenshot 2025-09-25 at 7.48.42 AM.png
Also it is a little weird that you are redirected to a consent screen. Do you have any consents configured? You can go to Settings -> Consents in the Admin UI.
Screenshot 2025-09-25 at 7.55.20 AM.png
Then you can check the user and see if you have any set for the user you are testing.
Screenshot 2025-09-25 at 7.55.29 AM.png
Hopefully that will clear it up and you will be good to go. If not, let's see what those logs say.