# az upgrade

> Upgrade Azure CLI and Extensions.
> Part of `az`, the command-line client for Microsoft Azure.
> More information: <https://learn.microsoft.com/cli/azure/reference-index?view=azure-cli-latest#az-upgrade>.

- Upgrade Azure CLI:

`az upgrade`

- Upgrade Azure CLI and Extensions:

`az upgrade --all`

- Upgrade Azure CLI and Extensions without prompting for confirmation:

`az version --all --yes`