Debian backup system?

Question

Debian

Good afternoon!
Advise backup on Debian?
The task that would create a copy of the server.
And the second one did a backup copy of all laptops under Windows.
It is desirable if you can share the setup instructions) I’m not a professional Linux current student, don’t judge strictly, all my life on Windows

Answer 1

The first one is tar+cron, the Internet is full of instructions.
The second is Veeam Backup.

Answer 2

rsync
Clonezilla