tlmgr-update
Update TeX Live packages. tldr-pages
On several platforms
Several platforms
Update all TeX Live packages
sudo tlmgr update --allIdentifyUpdate tlmgr itself
sudo tlmgr update --selfIdentifyUpdate a specific package
sudo tlmgr update packageIdentifyUpdate all except a specific package
sudo tlmgr update --all --exclude packageIdentifyUpdate all packages, making a backup of the current packages
sudo tlmgr update --all --backupIdentifyUpdate a specific package without updating its dependencies
sudo tlmgr update --no-depends packageIdentifySimulate updating all packages without making any changes
sudo tlmgr update --all --dry-runIdentify