tlmgr-backup
Manage backups of TeX Live packages. tldr-pages
On several platforms
Several platforms
Manage backups of TeX Live packages. The default backup directory is specified by the backupdir option, and can be obtained with tlmgr option.
Make a backup of one or more packages
tlmgr backup package1 package2 ...IdentifyMake a backup of all packages
tlmgr backup --allIdentifyMake a backup to a custom directory
tlmgr backup package --backupdir path/to/backup_directoryIdentifyRemove a backup of one or more packages
tlmgr backup clean package1 package2 ...IdentifyRemove all backups
tlmgr backup clean --allIdentify