Warning

.. note:: Execute the following commands one node at the time, moving to the next node only after the upgrade procedure completed successfully.

.. warning::

If you are using CDC and upgrading ScyllaDB 4.3 to 4.4, please review the API updates in :doc:querying CDC streams </using-scylla/cdc/cdc-querying-streams> and :doc:CDC stream generations </using-scylla/cdc/cdc-stream-generations>. In particular, you should update applications that use CDC according to :ref:CDC Upgrade notes <scylla-4-3-to-4-4-upgrade> before upgrading the cluster to 4.4.

If you are using CDC and upgrading from pre 4.3 version to 4.3, note the :doc:upgrading from experimental CDC </kb/cdc-experimental-upgrade>.