A method in this scenario does not rely on WinBox or SSH. It relies on Netinstall .
The standard .backup file is the IT equivalent of a cryptex. It works perfectly until you lose the key, the RouterOS version changes, or you try to restore to different hardware. Countless administrators have learned the hard way that "backing up" and "being able to restore quickly" are two very different things.
/import migration.rsc # Then rename back. This prevents errors.
/tool fetch upload=yes src-path=$exportName mode=ftp address="192.168.88.250" user="backup_user" password="StrongPass" dst-path="mikrotik-backups/$exportName"