Oh, Im sorry.
I've seen the error, it warned me about existing OSes that would not
boot, but since I decided to wipe the preinstalled windows i did not
knew that partition was necessary afterwards. Now I do. Thank you for
your answer, i really appreciate it. As you said, the installation runs
Your disk is currently partitioned to boot in bios mode, but you booted
the installer in EFI mode. A warning message prompted you that this
could be a problem and recommended performing a bios mode install
instead, but you chose not to. You either need to perform the bios mode
install, or
