tlmgr-backup
Manage backups of TeX Live packages.
TLDR
Make a backup of one or more packages
$ tlmgr backup [package1 package2 ...]
Make a backup of all packages
$ tlmgr backup --all
Make a backup to a custom directory
$ tlmgr backup [package] --backupdir [path/to/backup_directory]
Remove a backup of one or more packages
$ tlmgr backup clean [package1 package2 ...]
Remove all backups
$ tlmgr backup clean --all
