Santiago
Were you able to resolve your problem? ?If you need a zoom, for help, we can arrange.
As for downloading new Raspberry Pi images, I have had good results using the official Raspberry Imager. ?Download the app to your PC or Mac and burn your desired OS image directly to a SD Card. ??
Using the Raspberry Pi Imger, you can pre-configure the SSH and other settings, by following these instructions for "Advance Options:
Alan. ?WA9WUD