pull down to refresh

don't do it if you don't want to there's no threat
downside of luks2 is a bigger header size, takes more space to backup.
PS Warning: GRUB's support for LUKS2 is limited; see GRUB#Encrypted /boot for details. Use LUKS2 with PBKDF2 (cryptsetup luksFormat --pbkdf pbkdf2) for partitions that GRUB will need to unlock.