Just to be clear, it is not possible to upgrade from Debian Linux version 10 directly to version 12. You will need to go through the 10 to 11 upgrade first, and then upgrade from version 11 to version 12.

10 -> 11 (upgrade guide https://www.cyberciti.biz/faq/update-upgrade-debian-10-to-debian-11-bullseye/)

11 -> 12 (upgrade guide https://www.cyberciti.biz/faq/update-upgrade-debian-11-to-debian-12-bookworm/ )

#Linux #Debian #DebianBookworm #Bookworm