Damn! I locked myself out of my new Linux System!

What a mess I did while installing a new system! Damn! I locked myself out of my new Linux System! I was re-installing my Linux laptop, using Fedora KDE spin (if that matters). For various reasons, I haven’t noticed that the main account, the one used for myself, was created with an incorrect username of lferrariluca instead of the usual and simple luca I use. And of course, as usual in these…