brew upgrade
Upgrade outdated formulae and casks. More information: https://docs.brew.sh/Manpage#upgrade-options-outdated_formulaoutdated_cask-.
- Upgrade all outdated casks and formulae:
brew upgrade
- Upgrade a specific formula/cask:
brew upgrade {{formula|cask}}
- Print what would be upgraded, but don't actually upgrade anything:
brew upgrade --dry-run
